MSR/AR-15 rifle 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 of .223 Rem/5.56mm NATO rifles.

Specifications and Features:
Otis Technology BONE Tool FG246
Scrapes carbon and fouling from the Bolt, Bolt Carrier and Firing Pin
Threaded hole is 8-32
Can act as a T handle

Fits:
MSR/AR-15 Bolt carrier groups