This AK47 Bipod mounts directly on the barrel. This bipod has a huge advantage over other bipod because you can use at any ground level. AK47 Bipod can be mounted on any barrel style and design. The bipod is made of 100% metal for long lasting use and abuse . It works with AK47 barrel M4 or M16 barrel. It will even work with sniper markers. - 100% metal construction - easy to install - improves aiming - more steady shot - compatible all most guns (excluding US Army Alpha Black original barrel)