The Composite Brake Drum Braking Surface...
2017/06/07
MAT Composite Brake Drum already do the rust prevention before shipment.The Braking surface of Composite Brake Drum is always friction braking, the rust will be delete during braking.So there is no need to do antirust processing.
The out surface of MAT Drums has been painted with high temperature resistance.So there is also done a good protection for appearance.