Otis Arms B.O.N.E. Chamber Cleaning Tool For 7.62 / .308 – Made In USA
Otis Arms B.O.N.E. – 7.62 /. 308 Chamber Cleaning Tool. The Otis B.O.N.E.® Tool was designed specifically to clean carbon and fouling from the bolt assembly. This quick-clean tool scrapes fouling from the bolt area.
