This Kel-Tec KS7 features a 3" chamber, accepts removable choke tubes, has a .50 caliber-style muzzle brake, and features Punisher skull grip tape on top of the butt stock. Also included is an extra butt pad that is not installed. 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.