The A-Zoom Striker Snap Caps in .45 ACP are purpose-built for striker-fired pistols, delivering all the dry-fire protection of classic A-Zoom snap caps while staying firmly seated in the chamber during slide manipulation.
- Specially designed for striker-fired pistols that eject standard snap caps
- Rimless profile prevents extraction during slide rack to cock
- Centering O-ring grips chamber walls to keep snap cap securely in place
- Absorbs firing pin impact to protect against damage during dry fire
- Rugged aluminum construction rated for thousands of dry-fire cycles
- Includes 2 snap caps per pack for uninterrupted training sessions
Who This Is For
These snap caps are ideal for shooters who own striker-fired .45 ACP pistols — such as the Springfield XD, Smith & Wesson M&P, or similar platforms — and want a reliable tool for dry-fire practice, trigger reset drills, malfunction training, and safe storage without risking damage to the firing pin or striker assembly.
Specifications
| Brand | A-Zoom (Lyman) |
|---|---|
| Caliber | .45 ACP |
| Quantity | 2 per pack |
| Design Type | StrikerCap (rimless) |
| Retention Feature | Centering O-ring |
| Material | Anodized aluminum |
| Intended Use | Dry fire, function testing, safe storage |
| Compatible Actions | Striker-fired pistols |
| Part Number | AZ17104 |
Frequently Asked Questions
What makes Striker Snap Caps different from standard A-Zoom snap caps?
Standard A-Zoom snap caps have a rim that is grabbed by the extractor and ejected when you rack the slide on a striker-fired pistol. A-Zoom Striker Snap Caps are rimless and feature a rubber centering O-ring that grips the chamber walls, keeping the snap cap in place so you can rack the slide to cock the pistol without losing the round — exactly how striker-fired platforms are designed to be cycled.
Which .45 ACP pistols are these compatible with?
A-Zoom Striker Snap Caps are compatible with any striker-fired .45 ACP chambered pistol, including popular models like the Springfield XD/XDM, Smith & Wesson M&P45, Glock 21/30, and similar platforms. They are not intended for hammer-fired pistols or revolvers, for which standard A-Zoom snap caps are the better choice.
How long will these snap caps last, and how do I know when to replace them?
A-Zoom snap caps are built from solid anodized aluminum and are rated to withstand thousands of dry-fire repetitions. Inspect the O-ring and the primer pad regularly — if the O-ring shows cracking or no longer holds the cap securely in the chamber, or if the primer pad is significantly deformed, it's time to replace the pack. Keeping a fresh 2-pack on hand ensures consistent protection for your firearm's striker and firing pin assembly.