This product, the Otis FGRC243 Ripcord, offers unparalleled firearm cleaning in a single pass. It can be inserted into your gun from Breech-to-Muzzle, with no need for gravity feed. The rubber core, shaped in a rigid helix, keeps the cleaning surface firmly against the bore, consistently engaging the rifling for an assertive clean.The Ripcord\'s braided Nomex surface is heat-resistant up to 700 degrees. This allows for immediate cleaning after shooting, whether at the range or out in the field, while the barrel is still hot. Plus, a bore brush can be attached to achieve an even more comprehensive clean.Outstanding features include 10 inches of aggressive cleaning surface and 360-degree cleaning capability. It comes with an easy-feed design for faster Breech-to-Muzzle cleaning. Also, it is fitted with 5-40 threaded ends, making it compatible with Otis limited breech cleaning components.