Designed for AR-15 style rifles and weighs just eight ounces, easily attaches to your rifle without gunsmithing while the legs fold down, forward or backward and the legs snap down in place when you are ready to shoot. Bipod height instantly adjusts from 9 to13" and rests on rubber feet, accepts sling swivels, will not scratch, rust or dent, constructed of glass filled nylon with lifetime warranty from the manufacturer. Fits mil-spec round forearm rifles without modifications. Swivels