PSA “Sabre” Forged 8.5″ Nitride .300 Blackout w/ Riflespeed Gas Block and Sabre QD Rail

FROM PSA: Barrel Length: 8.5″ Gas System: Pistol-Length Barrel Steel: 4150V Chrome Moly Steel Barrel Finish: Nitride Chrome Lined: No Muzzle Thread: 5/8×24 Twist Rate: 1:5 Barrel Extension: M4 Diameter at Gas Block: .750 Gas Block: Riflespeed Adjustable Gas Block Muzzle Device: Sabre Compensator Receiver Material: Forged 7075 T6 Receiver Type: M4 T-Marked Hand Guard Type: 7.25″ Sabre QD Rail Bolt Carrier Group: PSA Custom Fathers of Freedom BCG by MicroBest with Sprinco Extractor Spring Bolt Steel: Carpenter 158 Bolt Carrier Finish: Mag-Phosphate Finish Charging Handle: Radian Raptor LT Features Barrel: The Nitride treated 4150V chrome moly steel is chambered in .300 Blackout, with a 1:5 twist rate, M4 barrel extension, and Pistol-length gas system. This barrel is finished off with a PSA 7.25″ Sabre QD Rail, Rifle speed adjustable gas block, and a Sabre compensator. Upper: Forged 7075-T6 A3 AR upper is made to MIL-SPECS and hard coat anodized for durability. These uppers are T-Marked engraved. Bolt Carrier Group: Father’s of Freedom BCG by Microbest with Sprinco Extractor Spring and Carpenter 158 MP Bolt.