The Daniel Defense DDM4 PDW is a semi-automatic AR-style pistol chambered in 300 Blackout with a 7″ cold-hammer-forged barrel and a 5/8×24 thread pitch for muzzle devices. It includes a Maxim Defense CQB pistol brace, Daniel Defense pistol grip, ambidextrous safety, and ships with one 30-round magazine for high-capacity compact performance. Proprietary heavy-barrel construction, an enhanced buffer system, and the included SLR M-LOK MOD2 handstop provide durability, controllable recoil, and accessory-ready ergonomics for close-quarters and specialized builds.