ASK AN EXPERTDescription
- .223/5.56 Caliber
- Ideal for AR-15 platform
- Standard 8/32 thread pitch
- Bronze/Steel Bristles
The BIRCHWOOD CASEY .223/5.56mm Bronze MSR Chamber Brush 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.
