Description
The OTIS BONE Bolt Cleaning Tool 5.56mm was designed specifically to clean carbon and fouling from the bolt carrier assembly area of MSR/AR style rifles. This quick-clean tool scrapes fouling from the bolt, bolt carrier and firing pin.
Note: While this tool fits many bolts flawlessly, it may fit some bolts better than others due to variance in bolts by different manufacturers.
Designed specifically to clean carbon & fouling from the bolt carrier assembly area of MSR/AR style rifles.
Scrapes carbon and fouling from the bolt, bolt carrier and firing pin.








