Enhance your firearm training and maintenance with AZoom Precision Shotgun Snap Caps in 20 Gauge. Crafted from high-quality aluminum these snap caps are CNC machined for exact cartridge dimensions and hard-anodized for seamless operation and longevity. Perfect for safe training function testing or decocking these snap caps feature AZoom's robust Dead Cap technology ensuring protection of your firing pin through over 3000 dry fires. Ideal for those seeking reliable and durable snap caps for their shotgun.