HB Industries

HBI Short Stroke Buffer for your Grand Power Stribog SP9A1 and SP9A3. Our short stroke buffer is a true one piece drop in replacement for the factory buffer pad. The increased length of the HBI...

Our modular selector kit is the ultimate safety upgrade for your Grand Power Stribog SP9A1 and SP9A3. The kit contains an upgraded selector center shaft, two (2) selector levers, and one (1) selector...

HBI Ambidextrous Charging Handle for the Grand Power Stribog SP9 A1/A2/A3. 23mm left handle – 16mm right handle 16mm left handle – 23mm right handle By comparison the factory...