CMMG 10297 223/5.56 AR-15 Bull Barrel Carbine Complete Upper 16 in
This is a complete upper. Each upper is head spaced and test fired before shipping. The upper is built off of a standard forged A3 receiver with M4 feed ramps. They feature Bull Barrel profile, 5.56mm chamber and bore. The upper includes a low profile gas block and textured free float tube.
SPECIFICATIONS:
Mfg Item Num: 10297
Category: UPPERS
Type :A3 Upper Receiver
Caliber :223 Remington/5.56 NATO
Sights :None
Barrel Length :16 in
Barrel Material :WASP Treated 4140 Chrome -Moly Steel
Twist :1:9
Barrel Description :Bull Barrel
Barrel Finish :Black
Receiver Description:A3
Receiver Finish :Black