Description Birchwood Casey 12 Gauge Bronze Cleaning Bore Brush Birchwood Casey designed these precision bronze bore brush with a rounded smooth bristle tip. The straight, thick, wire bristles offer more effective cleaning power. The brush remains thick and stout and will not easily bend with force down the bore. The bronze brush is designed specially to not damage the grooved rifling. Features: 5/16-27 Threads , Carefully-made, thicker, straight bronze wire bristles, Designed with rounded, smoother bristle tips, Safe and effective cleaning power, Will not easily bend, and Will not damage rifling. Birchwood Casey Item # 41270 WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to – www.P65Warnings.ca.gov.
