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ARD AR15 5.56 PISTOL UPPER 7.5"
COMPLETE WITH BOLT CARRIER GROUP AND CHARGING HANDLE
PRODUCT SPECS
Action: Semi-auto direct impingement
Gas System: Pistol Length Gas System
Chamber: 5.56 NATO. This upper will also shoot .223
Twist Rate: 1/9 button rifled
Pivot/Takedown Pin Size: Small pin - .250"
Barrel: 7.5" Pistol ,STAINLESS STEEL
Handguard: ARD Carbine length Free Float
Upper Receiver: Forged 7075 T-6 Mil-spec with t-marks
type 3 hard coat anodizing with forward assist and ejection port plate
Muzzle Device: 1/2X28 (ARD Muzzle Brake)