SHOTGUN OR AR-15 CHAMBER LOCKS

Designed to prevent unintentional access while your firearm is at the ready. Our patented mechanical hand gesture code lock is instinctive to use in the dark and under stress. COMPATIBILITY NOTICE Compatible with Mil-spec AR-15 Uppers. May have compatibility issues with some PSA Uppers. NOT COMPATIBLE WITH: Ruger AR-556 Radian A-DAC Upper Receiver Juggernaut Tactical AR-15 Billet Upper The Shotgun Chamber Lock is compatible with common pump 12 gauge shotguns such as the Mossberg 590 and Remington 870. MATERIALS • 6061 T6 Aluminum • Type II and Type III Hard Anodized COMBINATIONS The StopBox comes with 6 configurable combinations, or 81 with the Actuator Accessory pack NOTE: We recommend sticking with the preset combination unless you have physical limitations. Our lock is not designed to stop someone with prior knowledge of the StopBox and how it works. MADE IN USA