Bore Tech BTCK40002: Bore Techs Chameleon Gel is a patented, high-tech, color-indicating cleaner and polish that effectively removes severe Carbon, Copper, Lead and Moly fouling. This patented chemical and mechanical cleaning technology is odor free, biodegradable and 100% safe for all barrel types. The easy to use gel formulation requires no mixing and cleans up quickly for a shiny barrel every time. Available in a 2oz tube.