Your best handgun not cutting it? Go for the best semi auto rifle on the market by ordering the Maxim Defense Industries PDX SBR from Machine Guns Kings. Considered a short-barreled rifle, it would be an understatement to say this firearm is compact in size due to its 5.5″ barrel and Maxim SCW stock. With a magazine that holds 20 rounds of .300 blackout, this semi automatic SBR is perfect for those needing the perfect personal and home defense gun. Order the Maxim Defense Industries PDX SBR with a flat dark earth finish from Machine Guns Kings today!