PSA 16" Pistol-Length 300AAC Blackout 1/8 Phosphate 13.5" Lightweight M-Lok Classic Rifle Kit

Barrel Length: 16"

Gas System: Pistol-Length

Barrel Profile: Heavy

Barrel Steel: 4150V Chrome Moly Vanadium

Barrel Finish: Phosphate

Chrome Lining:  None

Muzzle Thread:  5/8-24

Chamber: 300AAC Blackout

Twist Rate: 1/8

Barrel Extension: M4

Diameter at Gas Block: .750"

Gas Block Type: Low-Profile

Muzzle Device: A2 Flash Hider

Receiver Material: Forged 7075 76 Aluminum

Receiver Type: M4

Handguard Type: PSA 13.5" Lightweight M-Lok Free Float

Bolt Carrier Group Included: Yes

Bolt Steel: Carpenter 158

Bolt Carrier Profile: Full-Auto

Charging Handle Included: Yes

Overall Length: 24.5"
Features

Barrel: This Chrome Moly vanadium 4150V barrel is chambered in .300 AAC Blackout with a 1:8" twist, M4 barrel extension, and a pistol-length gas system. It is phosphate coated and finished off with a .750" diameter gas block, a PSA 13.5" Lightweight M-Lok free float rail, and an A2 Flash Hider.

Upper: The forged 7075-T6 A3 AR upper is machined to MIL-SPECS and hard coat anodized. These uppers are made for us right here in the USA by a mil-spec manufacturer.

Bolt Carrier Group: For AR15 and M16 rifles and carbines. Bolt is made of shot-peened, Mil-spec Carpenter 158® steel. Gas key is secured with grade 8 fasteners and staked. Includes Charging Handle.

Build Kit: Includes Classic M4-Style Stock, A2 Pistol grip, Classic Lower Parts Kit and Mil-Spec diameter 6-position buffer tube assembly. Everything you need to finish your stripped lower!