The Daniel Defense DDM4 MK12 5.56 NATO stands out with its precision-engineered 18-inch stainless steel barrel crafted using Cold Hammer Forging for exceptional chamber-to-bore alignment.Designed for accuracy and durability the barrel features a salt bath nitride finish. The rifle incorporates a rifle-length direct impingement gas system utilizing the MK12 gas block built to USSOCOM specifications.A notable feature is the M16 profile bolt carrier group paired with a Vltor Mod 4 charging handle. The upper receiver is outfitted with a free-floating DDM4 Rail 12.0 quad rail perfect for adding optics and accessories and is capped with a Daniel Defense Improved Flash Suppressor.The Geissele SSA1 2-Stage Trigger enhances precision targeting while the rugged Daniel Defense Buttstock and Pistol grip ensure comfort and stability. With an ambidextrous safety and a capacity of 20+1 this semi-auto rifle is designed for right-handed use and offers a premium shooting experience.