ARD AR15 5.56 PISTOL BULL BARREL UPPER 10.5" COMPLETE

WITH BOLT CARRIER GROUP AND CHARGING HANDLE

PRODUCT SPECS

Action: Semi-auto direct impingement

Gas System: CARBINE Length Gas System gas block 9.36 dia

Chamber: 5.56 NATO. This upper will also shoot .223

Twist Rate: 1/7 button rifled

Pivot/Takedown Pin Size: Small pin - .250"

Barrel: 10.5" Pistol ,4150 CROME MOLLY NITRITED

Handguard: ARD10 INCH length Free Float

Upper Receiver:  Mil-spec 

 type 3 hard coat anodizing with forward assist and ejection port plate

Muzzle Device: 1/2X28 (ARD Muzzle Brake)

Bolt Carrier Group: MIL-SPEC Chrome Moly Carrier Carrier Key - Chrome lined
Attached with grade 8 Screws Properly Staked & Sealed gas key
Bolt: Phosphated-Carpenter Steel M.P.I. Heat Treated CARPENTER 158

Charging handle  : Comes CHARGING HANDLE