Single action trigger mechanism, bolt stop, ambidextrous safety levers and mag catch. Collapsible stock made with aluminum stock rods. 16.1 inch threaded barrel with 1/2-28 threads. Long top picatinny rail and removable under picatinny rail. Ambidextrous operating handles are non-reciprocating and latch in the the forward position. Integral sling loop. Constructed of hard-coat anodized aluminum upper assembly and rails with steel barrel. Nylon buttplate. Ambidextrous stock latch lever is located just in front of trigger guard. 30 round magazine. Length is 22.5 inches collapsed and 29.9 inches extended.