SERIAL NUMBER BFT03873 Notes: CMMG MK57 Banshee semi auto pistol chambered in 5.7x28mm. 6" barrel, 22" overall length with shortened stock, 24" overall length with full stock. Comes with firearm and one mag as well as 2 magpull flip up sights. No other accessories, papers, or box included, Great condition as picture with light cosmetic wear and some scratching around ejection port. ESO