The Daniel Defense DD4 MK18RIII 5.56mm 10.3" Short Barrel Rifle is a high-performance firearm designed for tactical applications. This short-barreled rifle features a 10.3" chrome-lined, heavy phosphate-coated Government-profile barrel for enhanced durability and maneuverability. The RIS III rail system provides multiple M-LOK attachment points for accessories, while the fully ambidextrous controls ensure ease of use for both left- and right-handed shooters. Built to withstand rigorous use, this rifle is ideal for military, law enforcement, and serious enthusiasts. Daniel Defense DD4 MK18RIII 5.56mm 10.3" Short Barrel Rifle (NFA) 02-088-00319-047