The Armalite AR-10 SuperSASS (Semi-Automatic Sniper System) was originally designed for use by the US Military but a civilian model is available to discerning shooters who demand superb accuracy. The SuperSASS Gen II has a fully adjustable stock and an adjustable gas system built to accommodate suppressed and un-suppressed fire. The SuperSASS Gen II is the ultimate tactical rifle system on the market. Features15" Armalite Gen II MLOK Free FloatTwo-Stage Precision Trigger, Drop-InArmalite Tactical Brake