A-Zoom .40cal Snap Cap Dummy Round |5-Pack
A-Zoom Action Proving Dummy Snap Cap are precision machined from aluminum to exacting tolerances. They feature a hard anodized finish that provides ultra-smooth functioning and long cycling life. The perfect choice for safe function testing, cycling, magazine changing, drills, dry firing practice and teaching safe handling techniques. They are also ideal for storing your firearms with the spring relaxed for longer spring life.