A sturdy and collapsible bipod you can mount on any rifle with slots on the side of the rail. Extend it by pulling the leg and retract it in a second by pressing the latch on the spring-loaded legs. Features Adjustable length from 19 cm to 24 cm. Integrated smart retracting mechanism. Constructed from steel and aluminum. Anti-rust black anodized finish. 5-position spring-loaded extendable legs. Weight: 330g. In order to install this bipod, you will need a 3mm Allen key. It attaches via slots to the side of your rifle, not on the underside. Gun Compatibility The SSG10 System The SSQ22 System The SSR4 System The SSR63 System The SSR9 System The SSX303 System The SSG10 A3 The SSR63 A2 & A3 The SSR63 A1 Compatible with hand guards using M-LOK® mounting system. (This product is not manufactured, endorsed or affiliated with Magpul Industries Corp.)