PSA 7.5" PISTOL-LENGTH 300AAC BLACKOUT 1/8 PHOSPHATE 7" HEX M-LOK UPPER NO BCG OR CH

Barrel Length: 7.5" Gas System: Pistol Barrel Profile: Heavy Barrel Steel: 4150V Chrome Moly Barrel Finish: Phosphate Chrome Lining: None Muzzle Thread: 5/8 x 24 Chamber: 300 Blackout Twist Rate: 1 in 8" 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: PSA 7" Hex Full Picatinny M-Lok Rail Bolt Carrier Group Included: No Charging Handle included: No