• Bronze Gun Cleaning Bolt Carrier Brush.
• Stiff Bronze Bristles.
• Designed for AR-15, M16, M4, .223 Cal/ 5.56mm MSR rifles.

This bronze gun cleaning bolt carrier brush from BCT is made in the USA and features a rugged brass core & stiff phosphorus bronze bristles to attack heavy residual carbon build-up in your firearm. Our gun brush fits AR-15, M16, M4, .223 Cal/ 5.56mm MSR rifles. BCT Style Number BT-223PBBCB-AR.