Adhering to "good quality, prompt delivery and preferential price", we have established long-term cooperative relations with domestic and foreign customers, and have received high praise for Heavy-duty extension springs for garage doors from new and old customers. We are always willing to provide you with the lowest sales price in the market, the highest quality and good sales service. The product will supply to all over the world, such as Russia
,Philippines
,Canada
,United States
,Vietnam
. We also have the strong ability of integration to supply our best service, and plan to build the warehouse in the different countries around the world, that will be more conveniently to service our customers. Our company is not only your partner in business, but also our company is your assistant in the coming corporation. We also have a strong reputation through our good performance. If you are interested in any of our products or would like to discuss a customized order, please feel free to contact us. Thank you in advance!
Coil springs, or helical springs, are used to store and release energy. It is a simple mechanical device used to hold forces between contacting surfaces or to absorb shocks.
After the car is equipped with a heightening spring, the chassis height of the car can be increased, but the comfort and high-speed cornering stability will be deteriorated.