Short Barrel Rifles

The Daniel Defense DD4 MK18 RIII SBR Black is a compact, modernized platform designed for shooters who demand speed, accuracy, and reliability in close-quarters environments. Built around a 10.3" Cold Hammer Forged 4150 CMV barrel, it delivers exceptional durability and long-term precision. The upgraded RIS III 9.5" M-LOK rail reduces weight while providing strong, stable accessory mounting. A fully ambidextrous lower receiver ensures fast, intuitive control for any shooter. Weighing only 5.73 lbs, the MK18 RIII offers excellent maneuverability, smooth cycling, and dependable performance for duty use, training, or personal defense.

The Daniel Defense MK18 SBR FDE is a compact, mission-ready rifle built to military standards and trusted by professional operators worldwide. Its Cold Hammer Forged barrel delivers exceptional durability, accuracy, and extended barrel life, while the RIS II rail—field-proven with USSOCOM—offers rock-solid stability for mounting lights, lasers, and optics. The carbine-length gas system ensures smooth, dependable cycling, paired with enhanced furniture for superior ergonomics and recoil control. Constructed from CNC-machined 7075-T6 aluminum with a rugged Flat Dark Earth finish, this MK18 provides unmatched reliability, balance, and performance in demanding close-quarters environments.