CLEAR ANODIZED M16 SPEC RECEIVER SET WITH A CERAKOTE FINISH or BLACK ANODIZED M16 SPEC RECEIVER SET - BARREL: 5.56 NATO 16 INCH 1:7 TWIST - MUZZLE: 25� TAPERED SHOULDER �-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 - 70� RADIAN FIRE CONTROL SAFETY SELECTOR - MOE SL-K CARBINE STOCK - WEIGHT: 6 lbs 2 oz - LENGTH: 31.75 IN-35 IN