The Banshee 300 is the lightest and most compact AR pistol firearm. It features 7075-T6 aluminum receivers, single-stage trigger, CMMG ambidextrous safety selector, and a CMMG ambidextrous charging handle. The barrel has a nitride finish. The Banshee 300 also has a M-Lok free-float handguard and Cerakote finish. This MK57 model features an 5" medium taper barrel, Magpul MOE grip, CMMG 6 position RipBrace, integrated trigger guard, and a 20-round Pro Mag magazine.