This Atlas Gunworks EOS includes the original case, owner's manual information, three 15-round magazines, ported barrel and slide, fiber-optic front sight, ambidextrous thumb safety, and is equipped with a Trijicon RMR HD 2 red dot optic. *** Optic needs a new battery. *** 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.