1)roller door
2)guarantee the good quality with lowest price
3)Ensure after-sales service

1. Name: Spring wire.

2. Spring for volume gate/ rolling door.

3. Material: Carbon steel.

4. Model: DS-NH01.

5. Inner Diameter: 60mm/80mm/90mm/100mm etc.

6. Wire Diameter: 5.5mm/6.0mm.

7. Number of turns: 60/63/65/70/80 etc.

8. Assort Pipeline Diameter: 60mm/80mm/90mm etc.

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

Door accessories OEM offer(spring box, rolling door lock, rolling door handle, furniture handle, floor spring and more)you can read our website see our produce picture, and if you interested our produce you can feel free contact us, we will give you best.