Daniel Defense MK18 RIII 5.56mm NATO Black Upper Receiver Group 23-004-81721-006

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Daniel Defense MK18 RIII 5.56mm NATO Black Upper Receiver Group 23-004-81721-006, Daniel Defense 23-004-81721-006 MK18 RIII 5.56mm NATO Black Upper Receiver GroupThe Daniel Defense MK18 RIII 5.56mm NATO Black Upper Receiver Group 23-004-81721-006 embodies excellence in precision engineering and performance for AR enthusiasts. Crafted by Daniel Defense a trusted name in firearm components this Daniel Defense 23-004-81721-006 upper receiver group is an ideal foundation for a custom AR build. Featuring a Cold Hammer Forged Chrome Moly Vanadium Steel barrel and Daniel Defense Flash suppressor Mil-Spec upper receiver with M4 feed ramps and a carbine-length gas system it ensures reliability and durability. Its 9.5" RIS III rail also offers unmatched customization with picatinny and M-LOK attachment points. Elevate your firearm with Daniel Defense Receivers setting the standard for quality and innovation. Proudly made in the USA this upper receiver group guarantees superior performance and versatility for discerning shooters.Features:UPPER RECEIVER: Mil-Spec with Indexing Marks and M4 Feed Ramps. CNC Machined of 7075-T6 Aluminum Type III Hard Coat AnodizedBARREL: Chrome Moly Vanadium Steel Cold Hammer Forged 1:7 Twist 10.3" Government Profile Chrome Lined Mil-Spec Heavy Phosphate Coated and HP/MPI TestedGAS SYSTEM: Pinned Low Profile Gas Block CNC Machined of 4140 hardened steel with Mil-Spec Heavy PhosphateCoating Carbine Length Direct ImpingementMUZZLE DEVICE: Daniel Defense Flash Suppressor 17-4 PH Stainless Steel Salt Bath Nitride FinishedBOLT CARRIER GROUP: M16 Profile Mil-Spec MP Tested Chrome Lined Properly Staked Gas KeyHANDGUARD: Daniel Defense RIS III 9.5 Patented 6-Bolt Bolt-Up System CNC Machined of 6061-T6 AluminumCHARGING HANDLE: GRIP-N-RIP Charging Handle Body CNC Machined of 7076-T6 Aluminum Handles & LatchCNC Machined of 6061-T6 Aluminum Heavy Duty Stainless Steel Roll Pins Type III Hard Coat AnodizedNOTE: Once this part is assembled into a complete firearm it becomes a regulated item by the National Firearms Act (NFA). ALL REGULATIONS APPLY.