Top 12 Best 20 Gauge Hulls for Reloading You Must Try!

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Reloading 20 gauge shells can quickly become frustrating when the hulls don’t hold up to the process. Using cheap or poorly chosen hulls often leads to warping, inconsistent sizing, or even case failure during firing.

Finding the best 20 gauge hulls for reloading means avoiding wasted time and materials and ensuring each reload cycles smoothly through your press and shotgun.

The most important factors in quality 20 gauge hulls are the material strength and dimensional consistency. Many reloaders prefer tough plastic hulls rated for at least 12,000 psi of chamber pressure to prevent splits.

Consistent length, usually around 2.75 inches before firing, ensures a proper fit in the chamber without excessive resizing. A clean, well-formed primer pocket and smooth extraction ring also affect how reliably the case performs and lasts through multiple reloads.

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Lee Load All II Press
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Lee 20-Gauge Conversion Kit
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MTM 50-Round Tray
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Our Selected Top 12 20 Gauge Hulls for Reloading Worth Considering

This list features carefully chosen 20 gauge hulls suitable for reloading, highlighting their performance, ideal users, and notable advantages and disadvantages. Each review provides clear insights to help readers understand which hulls match their specific reloading needs and preferences.

1. Lee Precision Shotshell Reloading Press Load All II

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A reloading press designed for convenience and ease of use, this model suits anyone serious about handloading 20 gauge hulls who wants a reliable, portable setup. Its standout feature is the lightweight design combined with a straightforward handle, making it easy to carry and operate without fuss.

Setup involves a simple process thanks to its compact size and clear handling mechanism. The multi-colored, unisex design keeps it versatile, while weighing only 0.8 kg means moving it around or storing it doesn’t become a chore. Operating it daily is straightforward, making it practical for both occasional and repeated reload sessions.

Performance-wise, it handles the task of resizing and loading hulls efficiently, though its plastic-based materials can feel less sturdy than metal presses. The strongest praise revolves around how easy it is to carry and operate, while the most common complaint points to the material feeling a bit light or less durable for heavy use.

The handle’s convenience and light weight are praised as quite practical for transport and use in different locations. Some notice that the build material, while light, does not inspire confidence for very frequent or heavy-duty reloading sessions.

People looking for a simple, portable press for moderate reloading will appreciate this well. Those who need a heavy-duty, all-metal press might want to consider other options due to the build material limitations.

Pros

  • Lightweight and easy to carry
  • Simple and straightforward operation
  • Compact size for smaller workspaces
  • Multi-color design for clear visibility

Cons

  • Materials feel less durable than metal presses
  • Handle mechanism might wear with heavy use
SpecificationDetails
Item Dimensions LxWxH3.6 x 20.1 x 9.2 inches
Package Weight1.7 kg
Item Weight0.8 kg
ColorMulti
Brand NameLee Precision
Country of OriginUnited States

2. Lee Precision 20-Gauge Conversion Kit

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Reloading 20 gauge hulls can be tricky without the right tools, especially for hunters who need precision and reliability. Designed specifically for 20 gauge shells, this conversion kit suits anyone wanting solid performance from a compact reloading setup.

Its biggest strength lies in providing all the essential components to get started with full-length resizing and crimping.

Setting up is straightforward thanks to the included dies and a universal shell holder that fits smoothly in most presses. Daily use involves resizing each hull to factory specifications, seating bullets accurately, and applying a consistent crimp to maintain safe loads. The powder dipper aids in handling precise loads, and detailed instructions help to verify proper powder charges and steps without guesswork.

Reaming 20 gauge hulls has never been easier with die components made in the USA, reflecting solid craftsmanship. The conversion kit handles resizing and crimping firmly, ensuring your rounds feed and fire properly. Users praise the complete set with clear load data, while the most common gripe mentions the learning curve for new reloaders getting used to the full process.

Users appreciate the complete nature of the kit, which includes all the dies needed to resize, seat, and crimp 20 gauge hulls accurately, backed by detailed load data. However, some find that mastering every step requires patience, especially when handling the full length sizing and crimping process for the first time.

Hunters and reloaders looking for a thorough, all-in-one 20 gauge conversion kit will find this suitable. Those wanting a lighter or simpler setup might want to consider alternatives focused on fewer tasks or minimal components.

Pros

  • Complete kit for 20 gauge shell reloading
  • Universal shell holder fits multiple presses
  • Clear instructions with load data included
  • All dies made in the USA

Cons

  • Some learning required for first-time users
  • Heavier and bulkier than some single-function kits
SpecificationDetails
Package Weight1.0 pounds
Item Dimensions (LxWxH)2.09 x 7.09 x 1.85 inches
Package Dimensions (LxWxH)7.5 x 5.7 x 2.7 inches
Included ComponentsFull Length Sizing Die, Bullet Seating Die, Factory Crimp Die, Universal Shell Holder, Powder Dipper, Instructions/Load Data
Model Year2012

3. MTM 50-Round Shotshell Tray

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Holding 50 rounds of 20-gauge shotshells each, the MTM 50-Round Shotshell Tray targets reloaders seeking compact, reliable storage. Its standout feature is the spacious yet orderly design that keeps reloads neatly organized while saving precious bench space in your reloading area.

Setting these trays up is straightforward. They fit perfectly into MTM’s SD-100 and SF-100 loaders, making reload access and storage convenient.

Their stackable nature means you can line up multiple trays without clutter, maximizing your workspace. The trays’ durability gives confidence handling, and they’re clearly designed with reloaders who appreciate efficiency in mind.

The trays hold reloads securely and endure daily handling without cracking or warping, reflecting solid build quality from MTM Molded Products made in the USA. Most praise finds the trays highly durable and space-saving. A common gripe centers on incompatibility with SH-100 loaders, which limits choices for some users.

Everyday use shows these trays handle reloads sturdily, fitting well into compatible loading systems and saving bench space. The main limitation is that individuals using SH-100 loaders cannot utilize them, which narrows their appeal.

Reloaders with SD-100 or SF-100 loaders seeking to organize 20-gauge hulls will find these trays practical and durable. Those needing SH-100 compatibility or wanting bulk tray packs should look elsewhere for better fitting options.

Pros

  • Holds 50 20-gauge rounds securely
  • Stackable for effective space use
  • Fits SD-100 and SF-100 loaders
  • Durable construction made in the USA

Cons

  • Not compatible with SH-100 loaders
  • Single tray included, no multipacks
SpecificationDetails
Brand NameMTM
Unit Count1 Count
Item Type NameShotshell Tray
Model NumberST-20-40
Number of Items1

4. Browning Diamond Grade 20 Gauge Cylinder Choke

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Hunters and recreational shooters looking for a reliable 20 gauge cylinder choke will appreciate its durable design and quality construction. Its greatest strength lies in the combination of high tensile materials and trusted Browning craftsmanship, making it suitable for anyone wanting consistent performance in the field.

Installation is straightforward due to its one-size design, fitting most 20 gauge shotguns. Daily use feels reassuring thanks to the sturdy build, which stands up well to regular handling. Its weight of 1.6 ounces keeps it light enough for comfortable carrying without adding bulk, and maintenance remains manageable given the materials used.

Performance in shaping the shot pattern is steady and dependable, delivering the expected spread for 20 gauge setup. The build quality reflects the brand’s focus on durability.

Strong points include material strength and a design that feels made to last. The main criticism revolves around the lack of color variety and a basic, utilitarian look.

Many appreciate the solid build and reliable performance during shooting, noting how the choke holds up with regular use. Common concerns mention that the look is plain and does not offer much customization or visual appeal.

Anyone wanting a sturdy and functional 20 gauge cylinder choke without fuss will find it a good match. Those seeking more style options or specific design features may want to explore other models.

Pros

  • High tensile and durable for long use
  • Lightweight at 1.6 ounces
  • Designed and built in the USA
  • Fits most 20 gauge shotguns easily

Cons

  • Limited color options
  • Basic aesthetic appeal
SpecificationDetails
Item Weight1.6 ounces
Package Weight4.8 ounces
Package Dimensions L x W x H9.74 x 3.75 x 3 inches
Model Name1135113
MaterialOther
ColorMulti

5. Claybuster AA 1-Oz Wad

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Ideal for target and wing shooters looking for a budget-friendly option, Claybuster AA 1-Oz Wad stands out with consistent quality thanks to its use of 100% prime resin. It serves as a reliable, economical replacement for name-brand wads without compromising reliability in 20 gauge reloads.

Loading shells with these wads is straightforward since they fit as a direct substitute for Winchester Waa20 models. The wad weight at 7/8 oz suits a variety of target shooting shells, helping maintain uniformity across multiple reloads. A single bag contains 500 pieces, making it convenient for those who reload frequently without worrying about running low quickly.

Performance delivers consistent results in target shooting, matching the durability and function of more expensive counterparts. The resin material ensures less variation shot-to-shot.

Strong praise centers around dependability and consistent fit, while some note that it’s less ideal for specialized loads requiring different wad weights or designs.

Strongest praise highlights the wad’s consistent performance and fit using prime resin, making reloads predictable and reliable. The most frequent drawback is limited versatility since only one wad weight option is offered, which may not suit all reloading needs.

Reloaders focusing on standard target shooting loads will find this wad meets expectations well without breaking the bank. Those requiring different weights or specific features should look at other options tailored to their particular setups.

Pros

  • Consistent quality with 100% prime resin
  • Economical compared to name-brand options
  • Fits as a direct Winchester Waa20 replacement
  • 500 wads per bag for extended use

Cons

  • Not suitable for specialized load variations
  • Lacks options beyond 7/8 oz wad weight
SpecificationDetails
Brand NameClaybuster
Model Number1078-20
Sport TypeTarget Shooting
Included Components1 bag
Number of Pieces500
Wad Weight7/8oz

6. Shotgun Shell Roll Crimp Clamp Vise

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Su HealthNest Shotgun Shell Roll Crimp Clamp Vise is built for precision crimping of 12 and 20 gauge shotgun shells, perfect for shooters and reloaders wanting control without bulky equipment. Its standout feature is the lightweight, aviation-grade aluminum body that makes it handy for use anywhere.

Setting up the clamp vise requires no extensive tools because it’s designed for manual operation. The compact size means you can carry it in your gear bag. Adjusting the crimp is straightforward, thanks to CNC-machined components that fit shells snugly.

Day-to-day use feels stable and reliable, especially when working outside a traditional reloading bench.

The clamp vise excels at providing a consistent, tight roll crimp, which is essential for safety and performance in reloads. Crafted from aerospace-grade aluminum alloy, it holds up well against wear and tear. Most praise focuses on the precision it offers on the go.

Common downsides mention that it’s limited to 12 and 20 gauge shells only, limiting versatility for other gauges.

Most praise centers on the clamp’s precision and portability, making it ideal outside the workshop. The main complaint relates to its gauge restrictions, which restrict use to just 12 and 20 gauge shells, leaving no room for other sizes.

Reloaders focused on 12 or 20 gauge shells who travel or hunt will appreciate this tool’s compactness and accuracy. Those needing multi-gauge capability might want to consider larger machines or models designed for various shell sizes.

Pros

  • Lightweight yet durable aerospace aluminum alloy
  • Highly precise manual crimping tool
  • Portable design for field use
  • Suitable for both 12 and 20 gauge shells

Cons

  • Limited to 12 and 20 gauge shells only
  • Manual operation may require practice for best results
SpecificationDetails
MaterialAviation-grade aluminum alloy
Gauge Compatibility12 GA / 20 GA
BrandSu HealthNest
Item Count1 Count
Manufacturer Warranty1 Year

7. Lee Precision Gunsmithing Tools

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Replacing your 20 gauge Load-All II sizer ring feels straightforward and reliable, especially for those who prefer consistent reloads. Its best feature is how well it fits the specific 20 gauge setup, making it a practical choice for anyone focused on precision in their reloading process.

Setup involves swapping out the old sizer ring with this replacement, which slides into place on the Load-All II. Weight and size are modest, so it doesn’t add bulk or disrupt the handiness of the tool. The multi-colored design helps distinguish it easily during setup or adjustments.

Working with it daily is smooth given its dedicated fit for 20 gauge shells, ensuring that each round is sized properly before load assembly.

Durability feels solid, with the ring designed to handle repeated use without warping or wear that would affect sizing. The build from quality materials made in the USA supports dependable performance. The sizing is consistently excellent, though some people say it takes a little skill to get it perfectly aligned at the start.

It fulfills the basic need it addresses with few issues once installed correctly.

It provides excellent consistent sizing tailored for the 20 gauge Load-All II, though some find it tricky to align perfectly on first use. The careful fit ensures each shell is properly sized without damage.

Reloaders focused on 20 gauge rounds who want a straightforward replacement ring will appreciate this product. Those looking for broader compatibility or a sizer ring with detailed material specs might want to explore other options.

Pros

  • Precise fit for 20 gauge Load-All II
  • Lightweight and compact design
  • Durable build from quality materials
  • Easy to identify with multi-color scheme

Cons

  • Requires careful alignment during installation
  • No materials explicitly specified beyond “Other”
SpecificationDetails
Brand NameLee Precision
Model NameLee Precision 90098: Sizer L-A 20 Ga
Item Package Dimensions L x W x H1.8 x 1.3 x 1.2 inches
Package Weight9.07 g
Item Dimensions LxWxH5.83 x 2.83 x 1.34 inches
Made inUSA

8. MEC 20 Gauge Spindex Kit

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Easy to use and straightforward, the MEC 20 Gauge Spindex Kit fits both beginners and experienced reloaders looking for a simple solution. Its biggest strength lies in offering a reliable way to index 20 gauge hulls without complicating the process.

Setup involves attaching the kit to your press, and from there, it smoothly handles hull indexing. Its compact size and light weight make daily handling comfortable, and the straightforward design ensures quick and easy adjustments. The parts included cover everything needed for basic 20 gauge reloading tasks, so no extra tools are necessary for the intended function.

Performance is consistent with the kit’s focus on simplicity. It holds up well during routine use, maintaining proper alignment for reliable case indexing. Built by Mayville Engineering, the kit feels solid but keeps unnecessary bulk out of the way.

Praise centers on how easy it is to operate, while some mention the small size might feel delicate compared to heavier, more complex tools.

The kit is widely appreciated for its ease of use and straightforward setup, making case indexing quick and reliable. Some users find the lightweight and compact design less sturdy compared to heavier models, though this suits its purpose well.

This product suits reloaders who want a basic, fuss-free tool for 20 gauge hull alignment. Those needing more heavy-duty or feature-rich equipment might want to consider other options better suited to intense or specialized reloading setups.

Pros

  • Compact design fits easily on presses
  • Lightweight for comfortable handling
  • Simple operation suitable for beginners
  • Includes all necessary reloading components

Cons

  • Small size may feel fragile to some
  • Lacks advanced features for serious reloaders
SpecificationDetails
Item Dimensions (LxWxH)5.12 x 5.91 x 10.87 inches
Item Weight9.07 g
Package Dimensions (LxWxH)6.73 x 4.57 x 1.22 inches
Package Weight0.04 kg
Brand NameMAYVILLE ENGINEERING
Model NameMAYVILLE ENGINEERING CO 846220

9. 20 Gauge Shotshell Reloading Block Tray

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Durable plastic construction makes the 20 Gauge Shotshell Reloading Block Tray a solid choice for those working on 20 gauge shell reloading. It fits up to 25 shells securely, offering steady support and easy access during reloading sessions.

Ideal for hobbyists looking for stability and organization on their bench.

Using it in daily setups is straightforward since the tray keeps the shells upright without wobbling. Its lightweight design means you can move it around easily on your workbench without hassle. Having 25 positions in one compact block helps you keep your shells neatly arranged, speeding up loading times and ensuring precise positioning every time.

The tray handles its job well, firmly holding shells in place so there’s less chance of spills or misalignment during loading. The plastic feels strong enough to last through consistent use without cracking or warping.

Strong points include its compact size and solid grip on shells. Some reviews note that the white color can show dirt quickly and may require frequent cleaning to maintain appearance.

The strongest praise highlights the tray’s stable hold on shells during reloading, preventing spills or misalignment. The most common complaint points to the white plastic showing dirt and requiring regular cleaning to keep it looking neat.

Reloaders focusing on 20 gauge shells who value organization and stability will appreciate this tray. Those wanting a darker color or a more versatile tray for multiple gauges might want to consider other options.

Pros

  • Durable plastic construction resists cracking
  • Keeps shells upright and stable
  • Compact and lightweight design
  • Holds up to 25 shells securely

Cons

  • White color shows dirt easily
  • Limited to 20 gauge shells only
SpecificationDetails
Item Package Dimensions L x W x H4.31 x 4.31 x 0.98 inches
Package Weight3.52 ounces
MaterialPlastic
ColorWhite
CapacityHolds up to 25 shells
Brand NameMetalandbrassco

10. BPI Ballistic Hull Skiver 20 Gauge

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Ballistic Products Inc’s Hull Skiver for 20 gauge stands out by making hull openings easier to taper and ream. It’s ideal for anyone looking to improve their reloading precision without complicating the process. The biggest plus is how quickly it attaches to a drill or drill press, saving setup time.

Attaching the hull skiver to your drill is straightforward, letting you start working without fuss. The long-lasting aluminum oxide abrasive ensures the tool handles repeated use without significant wear.

Day-to-day, it smooths and widens the hull openings, making component placement much easier and leading to more consistent crimps in your reloads.

It performs its main function well, making the hull ready for reloading by tidying up the edges perfectly. The tool feels solid due to the durable aluminum oxide material it uses. The most praised feature is its effectiveness at creating clean hull openings; the main downside mentioned is that it requires a compatible drill or drill press to work.

The tool is praised for effective and clean hull skiving that helps with component placement and crimping. A common complaint is the need for a drill or drill press, which might not be readily available to everyone.

Anyone regularly reloading 20 gauge shells with access to a drill will appreciate how this tool streamlines their prep work. Reloaders without a drill or drill press might want to consider other options that do not require additional equipment.

Pros

  • Quickly attaches to drill or drill press
  • Long-lasting aluminum oxide abrasive
  • Makes hull openings easy to taper and ream

Cons

  • Needs compatible drill or drill press to operate
  • No warranty info included, check manufacturer
SpecificationDetails
Brand NameBPI
MaterialAluminum oxide
Model NameHull Skiver
ColorBlack
Suggested Usersunisex-adult
ManufacturerBallistic Products Inc/BPI

11. MEC Sizemaster Die Set

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Reloading 12 gauge shells gets more precise with the MEC Sizemaster Die Set. Perfect for men serious about accuracy and consistency, it simplifies several key steps in the process. Its biggest strength is how well its components work together, making shell resizing and priming smoother than many other die sets.

Setting up involves installing the deprime punch, collet, and shell lifter in your press, which fits standard 12 gauge shell sizes. The wad guide helps keep things aligned during seating.

Reprime punch placement is straightforward, ensuring primers sit firmly. Daily use feels solid without much fiddling, saving time and reducing guesswork for reloads.

The set handles resizing and depriming with dependable precision, built with durable materials by Mayville Engineering Company. Reviews mention its reliable fit and smooth operation.

One downside noted is some wear on certain parts over prolonged use, but strong construction minimizes frequent replacements.

The strongest praise highlights smooth, reliable resizing and depriming thanks to well-matched parts. Most common complaint concerns wear on punches and collets over time, which can affect precision without occasional replacement or maintenance.

Reloaders wanting consistent 12 gauge shell prep will find satisfaction using this set. Those needing multi-gauge compatibility or longer-lasting parts without upkeep might want to consider alternatives.

Pros

  • Includes precise deprime punch and repriming punch
  • Shell lifter eases brass handling
  • Durable construction for repeated use
  • The wad guide improves shell alignment.

Cons

  • Some parts show wear after extensive use
  • Limited to 12 gauge shells only
SpecificationDetails
Brand NameMEC
Suggested Usersmens
ManufacturerMayville Engineering Company/MEC
Part Number833712
Size12 Gauge

12. MEC 600 Slugger 20 Gauge

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Reloading 20 gauge shells can get tricky when you want precise sizing and reliable crimps. Perfect for reloaders who need a solid tool set for 2-3/4 shells with an easy upgrade option for 3 shells, this press stands out for its adjustability and smooth crimping action without extra parts.

Setting up involves no fuss, thanks to its factory setting at 2-3/4, with a quick adjustment allowing use with 3 shells. The cam-action crimp die works smoothly and the Spindex crimp starter swivels to match the shell’s original creases, making each shell consistent and reducing manual alignment headaches during repetitive reloading.

The press handles shell resizing and crimping consistently, delivering solid, uniform shell crimps that matter for reliable shooting. Built by Mayville Engineering Company, it’s durable with a straightforward design.

The top compliment is how well it aligns shell creases, avoiding irregular crimps. The most frequent complaint relates to its weight, which makes it less portable and better suited for a fixed reloading bench.

The MEC 600 Slugger 20 Gauge offers reliable performance with its factory setting at 2-3/4 inches and an easy adjustment to 3 inches without needing extra parts. Many find the cam-action crimp die and Spindex crimp starter useful for consistent shell shaping. Some note the press requires strength to operate, which can be tiring during extended sessions.

Reloaders who need a sturdy press for 20 gauge slugs find the MEC 600 Slugger fits well. It suits those comfortable with manual effort and occasional cranking resistance. Press users looking for faster or lighter operation may want to consider presses designed specifically for quicker cycling or less force.

Pros

  • Adjustable from 2-3/4″ to 3″ shells without extra parts
  • Cam-action crimp die for consistent crimps
  • Spindex crimp starter swivels to align shells perfectly
  • Durable build from Mayville Engineering Company

Cons

  • Heavier weight limits portability
  • Set primarily for 2-3/4″ shells out of the box
SpecificationDetails
Brand NameMEC
Part Number921320
Model921320
Factory Shell Length Setting2-3/4″
Adjustable Press Shell Length3″
Number of Items1

Top 20 Gauge Hulls for Reloading Comparison

ProductBrandMaterialWeightCapacity
Lee Load All II PressLee PrecisionOther0.8 kg–
Lee 20-Gauge Conversion KitLee PrecisionOther0.3 kg–
MTM 50-Round TrayMTMPlastic–50 rounds
Browning Diamond Grade ChokeBrowningOther1.6 ounces–
Claybuster AA WadClaybuster––500 pieces
Shotgun Shell Clamp ViseSu HealthNestAviation-grade aluminium––
Lee Gunsmithing ToolsLee PrecisionOther––
MEC 20 Gauge Spindex KitMAYVILLE ENGINEERING–9.07 g–
20 Gauge Reloading TrayMetalandbrasscoPlastic3.52 ounces–
BPI 20 Gauge Hull SkiverBPIAluminum oxide––
MEC Sizemaster DiesMEC–––
MEC 600 Slugger 20 GaugeMEC–––
1. Lee Load All II Press
  • BrandLee Precision
  • MaterialOther
  • Weight0.8 kg
  • Capacity–
2. Lee 20-Gauge Conversion Kit
  • BrandLee Precision
  • MaterialOther
  • Weight0.3 kg
  • Capacity–
3. MTM 50-Round Tray
  • BrandMTM
  • MaterialPlastic
  • Weight–
  • Capacity50 rounds
4. Browning Diamond Grade Choke
  • BrandBrowning
  • MaterialOther
  • Weight1.6 ounces
  • Capacity–
5. Claybuster AA Wad
  • BrandClaybuster
  • Material–
  • Weight–
  • Capacity500 pieces
6. Shotgun Shell Clamp Vise
  • BrandSu HealthNest
  • MaterialAviation-grade aluminium
  • Weight–
  • Capacity–
7. Lee Gunsmithing Tools
  • BrandLee Precision
  • MaterialOther
  • Weight–
  • Capacity–
8. MEC 20 Gauge Spindex Kit
  • BrandMAYVILLE ENGINEERING
  • Material–
  • Weight9.07 g
  • Capacity–
9. 20 Gauge Reloading Tray
  • BrandMetalandbrassco
  • MaterialPlastic
  • Weight3.52 ounces
  • Capacity–
10. BPI 20 Gauge Hull Skiver
  • BrandBPI
  • MaterialAluminum oxide
  • Weight–
  • Capacity–
11. MEC Sizemaster Dies
  • BrandMEC
  • Material–
  • Weight–
  • Capacity–
12. MEC 600 Slugger 20 Gauge
  • BrandMEC
  • Material–
  • Weight–
  • Capacity–

How to Choose the Right 20 Gauge Hulls

Choosing the right 20 gauge hulls involves considering factors such as material quality, hull length, and primer type to ensure reliable performance and safety. Selecting suitable hulls helps avoid misfires and damage to your equipment, ultimately saving money and reducing frustration during reloading.

Material Quality and Durability

Repeated exposure to humidity and gunpowder residue quickly reveals how some shells fall apart after just a few reload cycles. A hull made from corrosion-resistant materials like brass or tinned steel can handle moisture and cleaning solvents without rusting or weakening.

Thicker walls generally hold up better during the resizing presses and firing stresses, resisting cracks and splits that can lead to dangerous failures. Hulls that are too thin may deform after only a couple reloads, especially under higher pressure loads, causing feeding issues or inconsistent crimps.

Look for a shell thickness gauge around 0.020 inches or more for decent durability. Also, check manufacturers’ specs for materials treated to resist corrosion; these last longer even through dozens of reloads. A hull that keeps its shape under pressure means fewer malfunctions and a safer shooting experience over time.

Size and Dimensional Consistency

Variations as small as a fraction of a millimeter in hull length or diameter cause problems in reliable chambering and crimps. Too long or too short causes jams, while inconsistent diameters may prevent smooth resizing or lead to loose primers.

Consistency in these dimensions is crucial when using different brands of reloading dies or firearms from various manufacturers.

Standard length for this gauge hull typically ranges around 2.6 to 2.75 inches depending on the shell type. Maintaining diameter within tight tolerances ensures the hull fits both the chamber and the reloading equipment snugly.

Skimping on consistency leads to frustration, more reload adjustments, and can also affect the pressure buildup and shot patterns.

Primer Pocket and Flash Hole Integrity

Secure primer seating starts with a clean, correctly sized primer pocket. Worn or damaged pockets cause primers to seat unevenly or fall out, resulting in misfires or hangfires. Identically sized flash holes promote uniform ignition of powder, which stabilizes pressure and shot performance.

Any swelling, corrosion, or cracking around these areas diminishes reliability.

Frequent inspection of primer pockets for elongation or cracking, as well as checking flash hole cleanliness, is important in every reload cycle. Residue buildup or deformation indicates the hull may need replacing. This attention prevents ignition inconsistency that can lead to erratic velocities or unsafe pressure spikes.

Reloading Lifecycle Capacity

Some shells stand up well to multiple reloads, while others start showing cracks or buckling after only a few. Each resizing and crimping cycle strains the metal, gradually reducing its strength. Safe reloads generally fall between 3 to 5 cycles depending on hull quality and load pressures used.

Watch for visible signs of metal fatigue such as splits at the base or mouth, dents that don’t smooth out after resizing, and reduced springiness when crimping. These indicators mean the hull won’t retain a proper seal or withstand firing pressures safely any longer.

Discarding worn hulls protects against misfires and firearm damage.

Costeffectiveness and Availability

Paying a premium for higher-quality shells upfront often saves money over time, since they take more reloads before replacement becomes necessary. Availability also matters; sourcing hulls in bulk from trusted suppliers ensures the same lot consistency and reduces runs to the store mid-project.

Buying in bulk lowers the cost per hull but verify that quality and dimensions remain consistent across large batches. Economical shells that degrade quickly or vary widely result in wasted materials and effort. Balance cost against reload lifecycle and supply stability for a smooth reloading routine.

Optimizing Reloading Performance with Different 20 Gauge Hull Types

Choosing the right 20 gauge hull can affect the consistency and quality of your reloads. Brass hulls tend to offer better durability for multiple reloads compared to steel or aluminum options. Their thicker construction helps maintain proper chamber fit over time.

Plastic hulls are lightweight and inexpensive but generally wear out faster. Hull length and crimp style also play a critical role in performance.

Shorter hulls can produce tighter patterns but may reduce powder capacity, influencing velocity and recoil. Understanding the differences helps tailor reloads to specific shooting needs.

  • Brass hulls deliver longevity and reliable resizing.
  • Plastic hulls are cost-effective for limited reuse.
  • Hull length impacts powder volume and pressure.
  • Crimp types influence shot presentation and velocity.

Selecting hulls aligned with your shooting style and equipment will improve consistency and reduce malfunctions during use.

Essential Maintenance Practices for Reusable 20 Gauge Hulls

Proper cleaning and inspection extend the usable life of 20 gauge hulls. After firing, rinse hulls to remove powder residue and dirt before resizing or trimming.

Residual buildup can cause resizing issues and chambering problems. Use a tumbler or ultrasonic cleaner for thorough washing. Always check for cracks, dents, or weak spots in the hull body and head.

Discard any hulls showing signs of excessive wear, especially near the primer pocket or the crimp area.

  • Remove all debris before priming.
  • Resize hulls carefully to prevent deformation.
  • Trim hulls to a uniform length to avoid chamber pressure issues.
  • Store cleaned hulls in a dry environment to prevent corrosion.

Ignoring maintenance can lead to misfires, accidents, or damage to your reloading equipment.

Safety Considerations When Handling and Reloading 20 Gauge Hulls

Handling 20 gauge hulls requires attention to safety to prevent accidents during reloading. Always wear eye protection when resizing, priming, and seating powder to guard against debris or primer strikes.

Keep powder and primers stored separately in cool, dry areas. Avoid mixing hull batches with different thicknesses or brands, which can cause inconsistent pressures. Examine primers for defects before use and dispose of any damaged components properly.

  • Work in a well-ventilated, clean area free of sparks.
  • Use precise measurements for powder charges.
  • Never exceed recommended loads to prevent cartridge failure.
  • Follow manufacturer guidelines for hull and component specifications.

Adhering to safe practices reduces risks and ensures reliable performance from your reloads.

People Also Asked

How Do I Properly Size 20 Gauge Hulls for Reloading?

Measure the hull length and diameter with calipers to ensure they fit your chamber and die set. A good tip is to check for any dents or deformations during sizing, as these can cause problems when reloading.

What Is the Safest Way to Handle Used 20 Gauge Hulls?

Rinse off dirt and shot residue and dry the hulls thoroughly to avoid moisture-related problems. Use gloves to prevent cuts from sharp edges or primer residue, and store the hulls in a dry, clean container.

How Many Times Can 20 Gauge Hulls Be Safely Reused?

20 gauge hulls can generally be reused 3 to 5 times if handled carefully and not damaged. Inspect each hull after firing and resizing; discard any with cracks, splits, or severe thinning to maintain safety.

What Common Problems Occur When Reloading 20 Gauge Hulls?

Common problems include hulls splitting, primers not seating correctly, and inconsistent shot cup depth. These issues often come from overusing hulls or not resizing properly, so regularly check hull condition and dimensions.

How Do I Clean and Care for 20 Gauge Hulls Before Use?

Soak hulls in warm, soapy water to remove powder residue, then scrub gently with a brush. Dry them thoroughly to prevent rust on brass parts or mold on synthetic hulls; storing in a dry place helps keep them ready for reloading.

Conclusion

Choosing 20 gauge hulls for reloading mostly comes down to their condition, consistency in size and shape, and how easy they are to clean and prepare. Good hulls should come without cracks and be uniform enough to feed smoothly through your press. The quality affects both the reliability of your reloads and the longevity of your equipment.

Consider how many hulls you actually need and how much space you have to store them. Buying in bulk saves money but requires more room, while smaller batches suit occasional reloaders.

Check the comparison table and detailed picks above to find hulls that fit your specific needs and make reloading straightforward.

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