2013 Golden Bullseye Award - Shooting Illustrated's Rifle of the Year Shooters know that longer sight radius allows the shooter to draw a better sight picture, improving accuracy. The Tac2 is built on that foundation. Features Magpul ACS stock, Moe Grip, and back-up sight, and debuting DPMS new M111 modular handguard system, this carbine is equally suited for a multigun competition or a tactical defense carbine. Utilizes a full rifle length gas system for minimal felt recoil. Stock : Magpul ACS, Commercial Tube Muzzle : AAC Adapter Receiver Material : Forged 7075-T6 Aluminum Sights : Front A2 Post, Rear MBUS Magpul Barrel Description : 4150 Chrome Lined, Rifle Length Gas system Twist : 1:9"