SIERRA 316L 5.56 16" MLOK OR | OPTICS READY | M-LOK HANDGUARD

Note: This product must be shipped to an Federal Firearms Licensed Dealer(FFL Dealer)

"Barrel: Chrome Moly Vanadium M4 Feed Ramps 16"" Length 1:7 Twist A2 Flash Hider Manganese Phosphated Phosphated under Gas Block DTI Low Profile Gas Block Threaded Muzzle Light Weight Profile Chamber: 5.56 X 45 mm Bolt And Carrier: Phosphated 8620 Steel Carrier Assembly Heat Treated and Plated Mil-Spec Chrome Lined Carrier Interior Carrier Key - chrome lined, attached with Grade 8 Screws Properly Staked & Sealed Gas Key Handguards: 15"" MLOK Free Float Upper Receiver: Forged 7075 T6 Aluminum Flat Top With M4 Feed Ramps Hard Coat Anodized Mil-Spec Ejection Port Cover and Round Foward Assist Right Hand EjectionLower Receiver: Forged 7075 T6 Aluminum Hard Coat Anodized Mil-Spec Aluminum Triggerguard Semi-Auto Aluminum Mag Catch Button Buttstock: M4 5 Position Mil-Spec Buffer Tube Weight: 6.2 lbs Empty Length: 36.375"" Fully Extended 32.625 Collapsed Accessories: 1 x 30rd Magazine Gun Lock"