Ripcord� delivers the best one-pass cleaning you can get for your firearm. Run it through your gun from Breech-to-Muzzle� with no gravity feed necessary. The rigid helix-shaped rubber core keeps the cleaning surface pressed against the bore engaging the rifling for an aggressive clean. The braided Nomex� surface can take up to 700 degree heat so you can clean it at the range or in the field while the barrel is still hot. Attach a bore brush to get an even more thorough clean. It's fast effective and ultra-portable. - Nomex� is a registered trademark of DuPont�. - Cleans: .22 Rimfire/ .220/ .22-250 - Length: 36 - 10 inches of aggressive cleaning surface - Caliber specific molded rubberized core for 360 degree cleaning - Heat resistant up to 700 degrees F - Nomex� fibers act as both a brush to loosen and a patch to capture fouling particles - Easy-feed design makes for quicker cleaning from Breech-to-Muzzle� - Equipped with 8-32 threaded ends to fit all Otis cleaning components