bearing spring box and iron ball spring box for roller door manufacture factory - DS-04-2 DS-03-2

1.Name: spring box,rolling door accessories,rolling door parts.

2.Spring box for volume gate.

3.Material:ironand iron beads, bearing, Nylon beads.

4.Model : DS-03 iron Beads Spring box . DS-04 bearing spring box, DS-01 Nylon beads spring box.

5.Inner Diameter: 39mm,41mm,51mm,61mm,76mm.

6.Exterior Diameter: 200mm,205mm,210mm,215mm,220mm,240mm.

7.Spring Width: 38mm,50mm,60mm,65mm,75mm.

8.Assort Pipeline Diameter: 38mm,42mm,50mm,60mm,75mm.

9.Suitable Relax Width: 3~5m.

10.Material thickness:0.8/1.0/1.2 amd 1.0/1.2/1.5

11.According to the size of outer diameter and inner diameter of the beads used in the different.

12.Generally pre-paid deposit of 30% after 15 or 30 days of loading, loading the remaining amount of money paid.

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