Daniel Defense MK18 RIS III Upper Receiver Group - 10.3" 5.56 NATO
This Daniel Defense MK18 RIS III upper is a compact 10.3" 5.56mm NATO upper receiver group built around the RIS III M-LOK rail system with a continuous top Picatinny rail for optics and accessories. It features a carbine-length gas system with a low-profile gas block and a 1:7" twist government-profile barrel.
No charging handle or bolt carrier group is provided.