Hunting Universal Cleaning Kit GK37Tactical Cleaning Kit: Universal Cleaning Kit With Bronze Bore Brush and Brass Jag Adapter Complete cleaning kit: includes bronze bore brush and brass jag adapter for thorough cleaning of your handgun Universal compatibility: works with most pistol models and calibers Compact and portable: comes in a compact case for easy storage and transport Durable materials: made with high quality bronze and brass for long lasting use Easy to use: simple