Description Compact and easy to transport, the DDM4 PDW is the kind of AR15 style pistol you can rely on for home and personal defense...plus it's a ton of fun to shoot. The 7 inch 300 Blackout Cold Hammer Forged barrel keeps subsonic loads subsonic and provides great ballistics for a shorter barrel. The PDW, with an overall length of 20.75 inches, comes equipped with the Maxim Defense CQB Pistol Brace, which gives you the adjustments needed to more comfortably shoot your AR pistol. This highly maneuverable pistol comes with a 6 inch MFR XL flat front rail for fast handling, accuracy, and reliability while also providing compatibility with a wide variety of accessories. This firearm features M-LOK attachment points and an SLR M-LOK MOD2 Plain Front Handstop to help ensure a safe shooting experience. Also available as SBR with Maxim Defense CQB Gen 7 stock. Firearms, trailers, and some accessories are only available for purchase in stores. Each location follows all BATF and individual state/county/city laws to insure the desired product is legal for sale. Any info provided online is subject to change, please go to your local store for more accurate information.