The universal-fit competition race-style polyurethane bump stop is designed with a large reinforced metal plate welded to a mounting plate and molded-in, to smooth out compression better. They help prevent damaging and expensive suspension component contact. Additional Details ------------------------------ Product description: The universal-fit competition race-style polyurethane bump stop is designed with a large reinforced metal plate welded to a mounting plate and molded-in, to smooth out compression better. They help prevent damaging and expensive suspension component contact.