Application: Garage Doors, Rolling Doors, Industrial Roll Up doors, Commercial Rolling Doors, Shutter Doors, Rolling Gates, Windows, Sectional Doors, Over Head Doors, Sliding Gates, etc.

Product Type: Garage Door Spring, Roller Shutter Spring, Rolling Door Spring, Shutter Door Spring, Rolling Gate Spring, Roll Up Door Spring, Torsion Spring.

Production Information:

Product Name:	VTRS-04 Roll Up Door Torsion Spring
Model No.:	VTRS-04
Material:	82B high carbon manganese steel
Wire Diameter:	4.5mm, 5.0mm, 5.5mm, 6mm, 6.5mm, 7.0mm, 7.5mm, 8.0mm
Outer Diameter:	50-100mm
Length:	500mm, or customized
Color:	Black / White / Orange / Customized
Load Type:	Torsion
Surface Treatment:	Rust-proof oil + powder coated
Packing:	5 pcs / 10 pcs per bag/box, with pallet
Supply Ability:	100,000 pcs per month
MOQ:	200pcs

● Technical Requirement:

1. Single ear torsion spring.

2. Steel wires are made from 82B high carbon manganese steel, have the advantages of high strength and high toughness, wear resistance and corrosion resistance with long lifespan.

3. Spring diameters are chosen according to customers’ requirements.
4. Total Length & total number of coils are customized.

5. Standard color is black, other colors can be customized.

Xiamen Vigor Technology Co., Ltd.

VTRS-04 Roll Up Door Torsion Spring