The Daniel Defense DD4 MK18RIII 5.56mm 10.3" Bbl Pistol is a compact and powerful AR-15 style pistol. Featuring a 10.3" cold hammer-forged barrel with a 1:7 twist rate, this pistol is optimized for stability with a wide range of ammunition weights. The RIS III handguard provides a streamlined profile while maintaining full M-LOK compatibility for accessory mounting. The mid-length gas system paired with an enhanced buffer system offers reliable cycling and reduced felt recoil. Built on a matched set of forged 7075-T6 aluminum receivers, the MK18RIII includes fully ambidextrous controls and enhanced furniture for superior performance and versatility. Daniel Defense DD4 MK18 5.56mm 10.3" Bbl Pistol WEBGB-MK18-P