Происхождение товара
Zhejiang, China
Product name
Garage door torsion spring
Finish
Antirust Oil/Dacromet coating/Electrophpresis coating/Powder coated
Size
1 3/4'', 2'', 2 5/8'', 3 3/4''
Thickness
207/218/225/234/243/250
Material
Carbon steel / Manganese steel
Function
For sectional door use
Standard
USA / EU standard
Type
torsion spring, Residential & Industrial