Breakthrough Clean Technologies, Penny Pincher, Rifle Cleaning Kit, .22-.308 California Prop 65 WARNING. These products contain a chemical known to the state of California to cause cancer, birth defects and other reproductive harm. Lead: Cas-No. 7439-92-1 Stainless steel rod, T-handle, patch holders, various bore brushes : All-In-One (CLP) cleaner and lubricant Designed to clean: .22 Cal / .243 Cal / .25 Cal / .264 Cal / .270 Cal / .284 Cal /.30 Cal / .308 Cal Product Description These economical gun cleaning kits include a stainless steel rod, T-handle, patch holders, various bore brushes and our All-In-One (CLP) cleaner and lubricant.