Garage Door Torsion Spring .218 x 2 x 25' Pair Upgrade High Cycle:Standard 10000 Also known as: 4178B0035B

Also known as: 4178B0035B

The square rail trolley is used for travel on the garage door opener rail and connects the door arm to the chain drive mechanism

For 7' High doors

This right wound torsion spring comes in a red finish with a 0

please refer to the "How to measure garage door torsion spring" section on this page to ensure accurate selection

Garage Door Torsion Spring .218 x 2 x 25' Pair Upgrade High Cycle:Standard 10000 Also known as: 4178B0035BThis pair torsion springs come in a white finish with a 0. 218 wire size and a 2 inch inside diameter, 25' inch length. Spring includes winding and anchor cones installed. *We recommend changing the cables when replacing the springs (See Garage Door Cable) High Cycle Garage Door Torsion Spring (Click here to find out more) When you choose high cycle torsion spring, the wire size and length will be different than your original specs, but these are the