This Aero Precision M5 includes two 20-round PMAGs and one 10-round PMAG and features a Lancer fixed stock, MOE PMAG pistol grip, thumb safety/selector, ambidextrous charging handle, and Aero Precision scope mount. It is equipped with a Vortex Diamondback Tactical 4-16x44 scope. 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.