Garage Door Torsion Spring .225 x 1-3/4 x 29' LW Add Winding Bar (Pair):Without Winding Bar you can securely screw the

you can securely screw the bracket into place

For use with various LiftMaster® and Chamberlain® Garage Door Openers

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The 41C4220A assembly also includes the worm gear

Provides the upgrade needed to utilize Security+ 2

Garage Door Torsion Spring .225 x 1-3/4 x 29' LW Add Winding Bar (Pair):Without Winding Bar you can securely screw theThis left wound torsion spring comes in a red finish with a 0. 225 wire size and a 1 3 4 inch inside diameter, 29' 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