PSA 7.5" 300 Blackout Phos 6" Lightweight Hex M-Lok Classic HAR-15 Pistol, FDE, 51655182889

Barrel Length: 7.5"
Barrel Profile: Heavy
Gas System: Pistol length
Barrel Steel: 4150V Chrome Moly Vanadium
Barrel Finish: Phosphate
Chrome Lining: No
Muzzle Thread: 5/8 - 24
Chamber: 300 AAC
Twist Rate: 1:8
Barrel Extension: M4
Diameter at Gas Block: .750
Gas Block Type: .750 low-profile gas block
Muzzle Device: PSA Flash Hider
Receiver Material: Forged 7075 T6 Aluminum
Receiver Type: M4
Handguard Type: PSA 6" Hex Full Picatinny M-Lok Free Float Rail, FDE
Bolt Carrier Group Included: Yes
Bolt Steel: Carpenter 158
Bolt Carrier Profile: Full-auto
Charging Handle Included: Yes
Fire Control Group: Standard Mil-Spec Trigger Group
Grip: Classic A2, FDE
Buffer Tube: 7075 T6 Aluminum
Adjustment: 6 Position
Pistol Brace: H&R HAR-15 Adjustable Pistol Stabilizing Blade, FDE