Steel plate spring material is not only more durable material.
Cast polyurethane steel plate support quality is very good, through the ISO certification, and now many car manufacturers also in their purchasing as the original parts. You can directly in the Baidu search in Shanghai - and should be able to find Ku - industry, I hope that the answer can help you.
The above factors suggest that you buy Howard rubber pier cast polyurethane casting material, polyurethane elastic birthday long life in harsh environment by the strong ability to adapt.
The support plate can also be called the spring seat this product the original car mainly in the rubber material, but well known car accessories is not necessarily the best, for Howard glue and cushioning pier compressive toughness of products is very high
