Monster Oil MROH Heavy Rotor Oil

Monster Oil Heavy Rotor Oil is a thicker, synthetic rotor oil for rotors with a lot of valve clearance. This tested blend of base oil, solvent, and copper passivator will keep your Horn functioning at an optimal level. The 1 fl. oz bottle has a unique precision tip with a cover that prevents leaking and breaking, so you won't have to put this container in a plastic bag.

Professional trumpet players Thomas Brown, Joel Baroody, and Chris Lane established and developed Monster Oil. Knowing exactly what was needed valve and slide oils, they tested their products with some of the best brass musicians on all brass instruments.