AR-15 owners can enjoy the advantages of Pachmayr s decades of grip design expertise combined with premium Decelerator recoil absorbing material. Used individually or as a set, these grips deliver a new level of comfort and control. Finger groove design of the rear grip provides secure handling. Rear grip easily replaces factory grip with no gunsmithing.Folding design and Picatinney rail mounting make the front grip unique and ultra-versatile. Great control in any condition. Police and military applications. Improves appearance.