The Otis Technology Ripcord Gun Cleaning System is perfect for those times in the field when you need a quick and effective clean. This convenient Gun Cleaning Tool from Otis cleans from Breech-to-Muzzle in one quick and easy pass. The Otis Technology Ripcord Gun Cleaner is made with molded rubberized core and Nomex fibers that come together create a more effective way to trap and remove fouling.