Guangzhou Cgoodsteel Co.,Ltd not only produces rolling shutter spring steel strips, but also supplies rolling shutter door spring box with high strength, enduringly abrasive ability and good running flexibility, super low noise. Dimentions as follows,
Type: nylon ball spring box, Iron ball spring box, metal bearing spring box
Thickness: 1.00mm, 1.20mm
Specification:
| 200 x 43 x 80mm | 200 x 50 x 80mm |
| 200 x 60 x 80mm | 220 x 43 x 80mm |
| 220 x 50 x 80mm | 220 x 60 x 80mm |
| 240 x 60 x 80mm | 240 x 76 x 80mm |
Sizes can be made as per request.
We also produce rolling shutter door acessories such as lock, hook, chain ect
