After- sales service
Online Technische Ondersteuning, Onsite Installatie, Onsite Training, Onsite Inspectie, Gratis Onderdelen, Terugkeer En Vervanging, Other
plaats van herkomst
Jiangsu, China
naam van het merk
Master Well
Product name
Garage door torsion spring
Size
1 3/4'', 2'', 2 5/8'', 3 3/4''
Thickness
207/218/225/234/243/250
Material
Carbon steel / Manganese steel
Finished
Antirust Oil/Dacromet coating/Electrophpresis coating
Function
For sectional door use
Hardware System
USA / EU standard