This J.P. Sauer & Sohn Sauer 100 includes the owner's manual and one 4-round magazine and features sling swivels and a threaded fluted barrel with a thread protector. 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.