The aggressive 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 chamber brush has a standard 8-32 thread.
M4/M16/AR15 chamber brush;8/32 threads;Steel locking lug brush w/bronze chamber brush
Colour: Bronze
Barcode: 014895003671
