Garage Door Torsion Spring .225 x 1-3/4 x 27' Pair Section_Top Bracket This hinge is installed down

This hinge is installed down the center of the garage door to connect all panels together

The worm gear is 1 1/8" OD

4-Inch long shaft

Install bracket to wall on JR-ST- or JRG if desired to keep unit from swinging

Professional high tensile steel

Garage Door Torsion Spring .225 x 1-3/4 x 27' Pair Section_Top Bracket This hinge is installed downThis pair torsion springs come in a red finish with a 0. 225 wire size and a 1 3 4 inch inside diameter, 27' 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