PSA 8.5" Pistol-length 300AAC Blackout Nitride 7" Lightweight M-Lok Upper - No BCG or CH

Details Barrel Length: 8.5" Gas System: Pistol-length Barrel Profile: Heavy Barrel Steel: Chrome Moly Barrel Finish: Nitride Chrome Lining: None Muzzle Thread: 5/8-24" Chamber: 300AAC Blackout Twist Rate: 1 in 7" Barrel Extension: M4 Diameter at Gas Block: .750" Gas Block Type: Low-profile Muzzle Device: A2 Style Flash Hider Receiver Material: Forged 7075 T6 Receiver Type: M4 Handguard Type: 7" Lightweight M-Lok Rail Bolt Carrier Group Included: No Bolt Steel: N/A Bolt Carrier Profile: N/A Charging Handle Included: No Overall Length: 17" Features Barrel: Chambered in 300AAC Blackout with a 1:7 twist rate, M4 barrel extension, and a pistol gas system this barrel is nitride treated for accuracy and durability. It is finished off with a PSA 7" Lightweight M-Lok rail, .750" diameter low profile gas block, and an A2 flash hider. Upper: Forged 7075-T6 A3 AR upper is made to MIL-SPECS and hard coat anodized black for durability. These uppers are made for us right here in the USA by a mil-spec manufacturer. ** Upper Does Not Include BCG or Charging Handle.