Breakthrough Clean BT-308PBBCB-AR Phosphorous Bronze Bolt Carrier Brush 308 Cal AR Platform 8-32 Brass/Bronze 3" Bronze Brush
Product Features & Specifications Breakthrough Clean BT-308PBBCB-AR Phosphorous Bronze Bolt Carrier Brush 308 Cal AR Platform 8-32 Brass/Bronze 3" Bronze Brush Breakthrough durable Bolt Carrier Brush is for effective cleaning without damaging your bore. The twisted brass core keeps brush rigid a
