MSR/AR owners know the importance of a clean bolt and bolt carrier group. Carbon an fouling can build up in these areas, causing weapon jams and malfunctions. the Otis B.O.N.E Tool was designed specifically to clean the bolt carrier assembly.
This quick-clean tool serves to scrape the carbon and fouling from the Bolt, Bolt Carrier, and Firing Pin. Includes a 8-32 threaded hole tot act as a T-handle and is available for both 5.56mm and 7.62mm rifles.
Note: While this tool fits many bolts flawlessly, it make fit some bolts better then others due to variance in bolts by different manufacturers.