Description
A-Zoom snap caps are precision-engineered training tools that let you practice dry firing without worrying about damaging your shotgun's firing pin. Each one is CNC-machined from solid aluminum to match 20 gauge dimensions exactly, then hard-anodized for smooth cycling and long-term durability. The patented Dead Cap rubber primer absorbs the firing pin strike, so you can run high-volume practice sessions without concern.
Why These 20 Gauge Snap Caps Work Better Than Dummy Rounds
The key difference between snap caps and standard dummy rounds is that rubber or spring-loaded primer. While a plastic-only dummy round offers no protection when you pull the trigger, A-Zoom snap caps cushion the impact every single time. This matters when you're running hundreds of trigger presses or practicing reload sequences. The aluminum construction keeps them lightweight while staying true to size, so they chamber smoothly in your shotgun and cycle like the real thing.
Perfect for More Than Dry Fire
Whether you're adjusting trigger pull, testing function after maintenance, or decocking your gun safely without live rounds in the chamber, these snap caps deliver. The blue color makes them impossible to mix up with live ammunition, which is a detail that matters every time you practice. A five-pack gives you enough to keep running drills without stopping to manage ejected caps.
Made in the USA and built to last for years of regular use, A-Zoom snap caps are the standard choice for serious dry-fire work. They're the cheapest insurance you can buy for protecting your firearm during training.
Key Specifications
- Manufacturer: A-Zoom
- Model Number: 12313
- UPC: 666692123139
- Gauge: 20 Gauge
- Quantity: 5 Pack
- Material: Solid Aluminum with Hard Anodized Finish
- Color: Blue
- Primer Type: Rubber (Inert)
- Overall Length: 4.2 inches
- Cartridge Type: Dummy Rounds
- Country of Origin: USA
What’s Included
- 5 A-Zoom 20 gauge snap caps
Frequently Asked Questions
What's the difference between A-Zoom snap caps and cheap dummy rounds?
The key difference is the rubber or spring-loaded primer. A-Zoom snap caps have a cushioned primer that absorbs the firing pin strike every time you pull the trigger, protecting your gun during dry-fire practice. Cheap dummy rounds are often solid plastic with no cushioning, which means your firing pin slams forward with nothing to stop it. Over time with high-volume practice, that repeated impact can fatigue or break your firing pin.
How many times can I use these 20 gauge snap caps?
These are built to last for years of regular use. The aluminum construction and hard-anodized finish hold up through hundreds of cycles without degradation. The rubber primer is durable enough that you can get thousands of trigger presses from a single snap cap before replacement might be necessary.
Will these work for function testing and malfunction drills?
Yes, they're designed for all of that. You can use them for dry-fire practice, function testing after maintenance, checking trigger pull, practicing malfunction clearing, and safely decocking without live ammunition. The blue color keeps them visually distinct from real ammo, which is important when mixing them with live rounds for training.
Can I use snap caps with my 20 gauge shotgun?
These are precision-machined to exact 20 gauge dimensions, so they chamber smoothly and cycle like real ammunition. They're sized and weighted to match your shotgun's specifications, making them perfect for function testing and dry-fire work. Always check your shotgun's manual to confirm dry-fire practice is safe for your model, though most modern shotguns handle it fine with snap caps.





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