10.3" Barrel - NFA Upper Receiver - Please know your NFA rules
Daniel Defense manufactures the highest quality complete AR15 upper receivers on the market today! Every Daniel Defense upper is painstakingly hand assembled, quality assurance tested, and test fired to ensure that the highest quality product makes it to the hands of our customers. The Daniel Defense M4 URG, MK18 comes complete with bolt carrier group and charging handle, 10.3? Cold Hammer Forged Barrel, RIS II MK18 Rail System, and Daniel Defense low profile gas block.
Materials & Construction:
- Upper Receiver: A4 Upper Receiver with M4 Feed Ramps
- Barrel Characteristics: 10.3" Cold Hammer Forged, 5.56 NATO Chamber, 1:7 Twist, Govt Profile, Carbine Gas Port, Chrome Lined, Mil Spec Heavy Phosphate Coated, HP and MPI tested
- Bolt Carrier Group: F/A BCG, HP and MPI Tested, Shot Peened Bolt, Extractor Booster, Properly Staked Gas Key
- Flash Hider: Daniel Defense Flash Suppressor - compatible with Advanced Armament Omni, Gemtech Halo, KAC NT-4 QDSS.
- Rail System: RIS II MK18 Black
- Low Profile Gas Block
- Weight: 3lbs 8oz
