Birchwood Casey 41284 MSR Chamber Brush 556223 BronzeSteel

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.

Thread Pattern: #8-32
Bristle Type: Bronze/Steel
Material: Bronze/Steel