Daniel Defense MK18 Upper Receiver DDMK18 5.56 NATO 10.3" Cold Hammer Forged Barrel
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.
The uppers are available with various choices of rail systems. The Daniel Defense M4 Upper Receiver Groups are light weight and rugged that are ready for action.
The barrels on our upper receiver groups are all constructed from 4150 MP tested steel and are chrome lined.
Materials & Construction
Precision crafted from the highest quality material available today with meticulous attention to detail, The Daniel Defense M4 Upper Receiver Groups will prove to be the standard in the industry.
- Upper Receiver: Mil-Spec with Indexing Marks and M4 Feed Ramps
- Barrel: 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, threaded 1/2x28 tpi
- Chamber: 5.56 NATO
- Flash Hider: Daniel Defense Flash Hider
- Bolt Carrier Group: Daniel Defense Mil-Spec MP Tested, Properly Staked Gas Key
- Handguard: RIS II MK18 (Available in Black or Dark Earth - CHOOSE COLOR)
- Rail Cover: (3) Low profile rail ladders
- Made in the USA!
The Daniel Defense Flash Suppressor is a modern take on the traditional A2 flash suppressor. Machined from 17-4 precipitation hardened steel with an extremely corrosion resistant salt bath nitride finish. 1.875" standard length model for 1/2x28 threaded barrels is compatible with AAC Omni, Gemtech HALO, and KAC NT-4 QDSS suppressors.