| Place of Origin |
China (Mainland) |
| Brand Name |
xf |
| Model Number |
xf-330 |
1.Torsion spring and make drive comfortably. 2.Torsion spring Durable ,suitable for continuous operation 3.The springused in car 4.Zero-defect 5.ISO9001:2008 6.majormaterials:alloy.iron.