10.5" 5.56 NATO 1/7 Nitride Classic Upper w/BCG & CH from Defending America LLC near Monroe, Charlotte, NC

Barrel Length: 10.5"

Barrel Profile: A2

Gas System: Carbine length

Barrel Steel: 4150V Chrome Moly Vanadium

Barrel Finish: Nitride

Chrome Lining: No

Muzzle Thread: 1/2x28

Chamber: 5.56 NATO

Twist Rate: 1:7

Barrel Extension: M4

Diameter at Gas Block: .750

Gas Block Type: Front Sight Base

Muzzle Device: PSA Flash Hider

Receiver Material: Forged 7075 T6 Aluminum

Receiver Type: M4

Handguard Type: PSA Classic Carbine Handguard

Bolt Carrier Group Included: Yes

Bolt Steel: Carpenter 158

Bolt Carrier Profile: Full-auto

Charging Handle Included: Yes

Barrel: 10.5" 4150V Chrome Moly vanadium steel, nitride coated and chambered in 5.56 NATO with a 1 in 7" twist. The carbine length gas barrel is finished off with a PSA classic carbine handguard, a .750 Front Sight Base, and a PSA flash hider.

Upper: Forged 7075-T6 A3 AR upper is made to MIL-SPECS and hard coat anodized black for durability. Featuring a mil-spec finish, these uppers are made for us right here in the USA by a mil-spec manufacturer.

Bolt Carrier Group:  Bolt made of mil-spec shot-peened Carpenter 158 steel. Gas key is secured with grade 8 fasteners and staked per mil-spec.