Truly the first brush to clean the AR-15 6.5 Grendel Chamber. They are sized to close tolerance for precision cleaning. Made out of a distinctive blue fiber, which is thick, stiff and holds it's shape well unlike traditional brass and bronze type brushes. They may be used several times before becoming worn. Pack contains 2 brushes. Suggested cleaners to be used with this brush is the Iosso Bore Cleaner and the Iosso Triple Action Oil. Buy all three and save.

Please note: Warning: This contains a chemical known to the State of California to cause birth defects, reproductive, or other physical harm. Wear gloves or wash hands after handling. For further information go to www.p65warnings.ca.gov.