This is a Ruger factory replacement barrel. Factory replacement parts are manufactured to the exact same specifications and tolerances and use the same manufacturing materials as the original parts. Ruger 10/22 Takedown barrel is 16-5/8" long with a 1:16" RH twist. Precision-rifled, cold hammer-forged stainless steel barrel features a 1/2"-28 threaded muzzle. Barrel is fitted with a .406 high gold bead front sight, a flip-up rear sight assembly and a thread protector. Matte stainless finish.