Product Description
Battle Arms Development Workhorse, Upper Receiver Assembly, 223 Remington/556nato, 10.5" Barrel, Carbine-length Gas System, Anodized Finish, Black, A2 Flash Hider, Workhorse 9.5" M-lok Free Float Handguard, Does Not Include Bolt Carrier Group Or Charging Handle Wh-ur-10.5-556model: Workhorse
product Type: Upper
finish/color: Anodized
fit: Ar-15
caliber: 223 Remington