Battle Arms Development WORKHORSE, Upper Receiver Assembly, 223 Remington/5.56 NATO
$524.95
Battle Arms Development WORKHORSE, Upper Receiver Assembly, 223 Remington/5.56 NATO, 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-10.5-556
- Manufacturer part number: WH-UR-10.5-556
- UPC: 810033783784
- NFA item — requires ATF Form 4 approval and transfer through a licensed Class 3/SOT dealer
- California Prop 65 warning applies