Daniel Defense WEBGB-MK18-P DD4 MK18RIII 5.56mm 10.3" Bbl PistolThe Daniel Defense DD4 MK18RIII is a 5.56mm NATO caliber pistol featuring a 10.3-inch barrel. It is equipped with a RIS II Picatinny quad rail, a carbine-length gas system, and a cold hammer-forged barrel. The Daniel Defense WEBGB-MK18-P pistol includes an SB Tactical SBA3 Pistol Stabilizing Brace with five adjustable positions and an ambidextrous QD swivel attachment point. The independently ambidextrous GRIP-N-RIP Charging Handle accommodates both left- and right-handed shooters. The ergonomic Daniel Defense Pistol Grip features an integral trigger guard and soft-touch over-molding. The pistol is classified as a pistol and not a short-barreled rifle, eliminating the need for NFA approval and a tax stamp. Daniel Defense DD4 MK18 5.56mm 10.3" Bbl Pistol WEBGB-MK18-P