This OA Defense 2311 Pro features an ambidextrous safety lever, an extended mag release, an ambidextrous slide release, a ported barrel, an elevated front night sight, and a Leupold DP-Pro red dot sight. Purchase includes the original box, range case, two 17-round magazines, and three 21-round magazines. 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.