This Tippmann Arms M4-22 rifle includes the original box, owner's manual, six 25-round magazines, one 10-round magazine, Tippmann Arms flip-up sights, and an M-LOK handguard. 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.