Complete Uppers

Colt's Manufacturing Upper, Fits AR, 223 Rem/556NATO, 14.5" Chrome Lined Barrel, 1:7 RH Twist, Magpul Flip-Up Rear Sight, M4 Contour Barrel, Standard Sling Swivel, Bolt Carrier Assembly and Charging Handle, Black Finish, Not Pinned and Welded LE6921CK

Daniel Defense Upper, Mk18 Urg, 556nato, 10.3" Hammer Forged Barrel , 1:7 Twist, Flat Top, Flat Dark Earth Finish 23-004-08013-011Model: MK18Product Type: UpperFinish/Color: BlackFit: AR RiflesAccessories: MK18Caliber: 556NATO

Daniel Defense Upper, MK18 URG, 556NATO, 10.3" Hammer Forged Barrel , 1:7 Twist, Flat Top, Black Finish 23-004-08013-006