Otis B.O.N.E. Tool

MSR/AR owners know the importance of a clean bolt and bolt carrier group. Carbon and fouling can build-up in these areas, causing jams and malfunctions. The B.O.N.E. Tool was designed specifically to clean the bolt carrier assembly area.

This quick-clean tool serves four purposes:

- Scrapes carbon and fouling from the:
- Bolt
- Bolt Carrier
- Firing Pin

- Includes a 8-32 threaded hole to act as a T-handle