The Q Sugar Weasel rifle is a 16-inch direct impingement rifle chambered in 5.56 NATO. It is built on a M16 spec receiver set (no forward assist) and features a 1:7 twist barrel Cherry Bomb muzzle brake adjustable gas block Literally The Best Trigger Ever Made and 6-position receiver extension that houses a carbine length action spring and buffer and is topped off with a Magpul SL-K stock.Specifications: CLEAR ANODIZED M16 SPEC RECEIVER SET WITH A CERAKOTE FINISH BARREL: 5.56 NATO 16 INCH 1:7 TWIST MUZZLE: 25Adeg TAPERED SHOULDER A 1/2-28 THREAD MUZZLE DEVICE: CHERRY BOMB MUZZLE BRAKE GAS SYSTEM: MID-LENGTH ADJUSTABLE GAS BLOCK TRIGGER: LITERALLY THE BEST TRIGGER EVER MADE CLEAR ANODIZED 15 INCH M-LOK HANDGUARD CLEAR ANODIZED RAPTOR HB CHARGING HANDLE 70Adeg RADIAN FIRE CONTROL SAFETY SELECTOR MOE SL-K CARBINE STOCK WEIGHT: 6 lbs 2 oz LENGTH: 31.75 IN - 35 IN