Breakthrough Clean AR .308 Cal Nylon Chamber Brush

Cal Nylon Chamber Brush Features Stiff nylon bristles easily attack heavy fouling. Nylon bristles will not flatten or damage the bore. Rugged brass core. #8/32 thread for attachment to Breakthrough Clean stainless steel rods. Cal Nylon Chamber Brush Specifications Fits AR 308 cal/7.62mm chambers perfectly for precision Cleaning Stiff nylon bristles easily attack heavy fouling Nylon bristles will not flatten or damage the bore Rugged brass core