360 Degree Swivel Quick Release Tactical Bipod V8Made of hardened steel and aluminum, non rust black anodized finish Heavy duty and light weight. Throw lever style quick release mount bracket attaches to any standard 20mm Picatinny rail. The snap joint design perfect for quickly attach to or detach from the rifle using existing swivel stud. The bipod adapter 360 revolving design, and could swing left and right. After installing it to the rifle, you could adjust your rifle to different angles easily