Name | High Carbon Steel 3 3/4'' Torsion Spring for Overhead Garage Doors |
Diameter | 1 3/4" ,2" , 25/8" , 3 3/4" , 5 1 /4" , 6" and others |
Material | 72B ,82B , 60Si2MnA,65Mn Etc |
Customizable | Can made by your drawings, samples and dimensions |
Surface Treatment | White zinc plating, Nickel plating, Chrome plated, Cataphoresis, Become black, Powder coating, Apply oil ,paint or as customers' request |
Application | Garage doors,overhead doors,industrial door installation ,roller shutter doors in matching torsion and extension spring |
Certification | SGS ,ISO9001 |
MOQ | Any small trial order is welcome |
Deliver time | 7-15 workdays based on MOQ |
Package | Standard Packaging, Pallet Wooden Carton Or as per customers' requirements |
Payment term | 30%T/T deposit,70% before shipping |