PSA AR-15 UPPER 5.56 16" MID-LENGTH NITRIDE 13.5" M-LOK - 5165448513

PRODUCT DETAILS DETAILS PSA 16" MID-LENGTH 5.56 NATO 1:7 NITRIDE 13.5" LIGHTWEIGHT M-LOK UPPER - WITHOUT BCG OR CH Barrel Length: 16" Gas System: Mid Barrel Profile: A2 Barrel Steel: 4150 Chrome-Moly Vanadium Barrel Finish: Nitride Chrome Lining: None Muzzle Thread: 1/2-28 Chamber: 5.56 NATO Twist Rate: 1:7 Barrel Extension: M4 Diameter at Gas Block: .750 Gas Block Type: Low-profile Muzzle Device: A2 Flash Hider Receiver Material: Forged 7075 T6 Receiver Type: M4 Hand guard Type: PSA 13.5" M-Lok Lightweight Rail Bolt Carrier Group Included: No Bolt Steel: N/A Bolt Carrier Profile: No Charging Handle included: No Overall Length: 24.5" Weight: 4.0 lbs