Keep your firearms in working order with the Breakthrough Clean Technologies .40 Caliber and 10mm Brass Jag. Made with durable brass materials, this jag comes stamped with caliber #8/32 thread (standard #5/16-27 thread on 12g) for attachment to Breakthrough Clean Technologies stainless steel rods. Breakthrough Clean Technologies .40 Caliber and 10mm Brass Jag - Gun Cleaning at Academy Sports
