The Otis FGRC341 is an advanced Ripcord by Otis, offering unmatched one-pass cleaning that impeccably cleans from Breech-to-Muzzle. Its unique helix shape is specifically designed to interact with the rifling throughout the length of the barrel. The innovative construction uses a molded rubberized core and Nomex fibers that simultaneously function as a brush to loosen debris and a patch to capture any fouling particles.This ripcord features brass 8-32 threaded ends, ensuring compatibility with all Otis cleaning components. It is heat-resistant up to a considerable 700 degrees F, providing durable and long-lasting service. Designed for .40 cal pistols, this ripcord boasts a useful length of 22.5 inches.