Gas System: Carbine-length
Barrel Profile: A2
Barrel Steel: 4150V Chrome Moly Steel
Barrel Finish: Phosphate
Chrome Lining: None
Muzzle Thread: 1/2-28
Chamber: 5.56 NATO
Twist Rate: 1 in 7"
Barrel Extension: M4
Diameter at Gas Block: .750"
Gas Block Type: Low-profile
Muzzle Device: A2 Flash Hider
Receiver Material: Forged 7075 T6 Aluminum
Receiver Type: A3
Handguard Type: PSA 9" Lightweight M-Lok
Bolt Carrier Group Included: Yes
Bolt Steel: Carpenter 158
Bolt Carrier Profile: Full-auto
Charging Handle Included: Yes
Lower Receiver: Forged 7075 T6 Aluminum
Receiver Finish: Hardcoat Anodized Black
Fire Control Group: Single-Stage, Enhanced Polished Trigger
Grip: Magpul MOE Grip, Black
Buffer Tube: 7075 T6 Aluminum
Adjustment: 6-Position
Pistol Brace: SB Tactical SBA4 Adjustable Pistol Brace, Black
Magazine: 30 Round Magpul PMAG
Features
Barrel: 4150V chrome-moly steel phosphate barrel. Chambered in 5.56 NATO, with a 1:7 twist rate, M4 barrel extension, and a carbine-length gas system. This A2 profile barrel is finished off with a PSA 9" Lightweight M-Lok free-float rail, .750" low-profile gas block, and A2 Flash Hider.
Upper: Forged 7075-T6 A3 AR upper is hard coat anodized. These uppers are made for us right here in the USA!
Bolt: Full-auto profile bolt carrier group. Shot-peened, mil-spec Carpenter No. 158® steel bolt. Gas Key Hardened to USGI Specifications, Fastened with Grade 8 screws, and Staked Per Mil-Spec. 8620 steel M-16 profile carrier is chrome lined and phosphate coated.
Lower: These forged lowers are quality made using 7075-T6 aluminum and are marked "MULTI" for caliber. Finish is hardcoat anodized. 6-Position 7075-T6 buffer tube is hardcoat anodized and is fitted with an SB Tactical SBA4 Adjustable Pistol Brace, Magpul Grip, and Enhanced Polished Trigger (EPT).