Mag 1, 14 oz, premium chlorinated brake parts cleaner, removes brake fluid, grease, oil & other contaminants from brake linings & drums, this is a non-flammable brake cleaner, stops disc brake squeal, can be applied without disassembling the brake unit, cleans & degreases brake linings, cylinders, drums, clutches, springs, disc brake parts, C. V, joints & other related brake parts.