Home - Rolling Door Parts - Spring Box
| OD(mm) | ID(mm) |
| 200 | 50 |
| 200 | 60 |
| 220 | 50 |
| 220 | 60 |
| 240 | 76 |
Similar Item: Spring Box with screw
Detachable Spring Box
Ball Choose:
Nylon Ball/ Iron Ball/ Single Bearing/ Double Bearing
Package: 10pcs/bag or 20pcs/bag
