MSR Chamber Brush 7.62/.308 Caliber

MSR Chamber Brush 7.62/.308 Caliber

Birchwood Casey msr chamber brushes helps remove copper, carbon and lead fouling form rifle chambers. Thread size 8-32. Bronze bristles scrub the chamber, neck and shoulder of a msr. The steel bristles at the base scrub the star chamber of the locking lugs on a msr.