This optics ready FN 509 comes with one extended 24-round magazine, one 12-round magazine, an FN soft case, owner's manual, optic plate kit, an extra backstrap, and it's equipped with night sights. 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.