Birchwood Casey MSR Chamber Brush 556/223 Bronze/Steel

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Birchwood Casey 41284 MSR Chamber Brush 556/223 Bronze/Steel

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.