Daniel Defense 2300408013011 MK18 Upper Group 5.56x45mm NATO 10.30 Black Phosphate Barrel 7075T6 Aluminum Black Anodized Receiver Flat Dark Earth DD RISII MK18 Handguard for AR15

The MK18 AR15 style Upper Receiver Group is unmatched in size weight and performance and features the picatinny quad rail Daniel Defense provides to USSOCOM. The RIS II rail features a BoltUp System that has been rigorously tested prior to fielding by USSOCOM. The 10.3 inch Cold Hammer Forged barrel is the same length in use for the MK18 upper most commonly used for CQB operations. Its independently ambi GRIPNRIP Charging Handle accommodates left and righthanded shooters. All Daniel Defense complete upper receiver groups come standard with an M16 profile bolt carrier group.