This Daniel Defense DDM4 PDW features a Maxim Defense CQB arm brace, an ambidextrous charging handle and safety, a hand stop, and a flashcan-style muzzle device. The original case and one 30-round magazine are included. Get the best bang for your buck when you get a Certified Used Firearm. When you see the Certified Used stamp on any of our firearms, you can be confident that you're getting exactly what you want - a gun only in very good to excellent condition and held to the highest quality standard. All Certified Used Guns come with a 'no questions asked' return policy.