The tapered bronze bristles of the Otis chamber brush scrub the chamber, neck and shoulder. The steel bristles at the base scrub the star chamber of the locking lugs.
• The brass stem is cold welded to the core, and the tip is folded, not cut.
• The chamber brush has a standard 8-32 thread.
• It is available in either 5.56MM (essential for anyone that shoots an M4/M16/AR15) or 7.62MM (essential for anyone that shoots a 7.62MM rifle).
