Garage Door Extension Spring For 7'Ft.- 120 lbs GreenGarage Door Extension Springs for 7' High Single Loop Professional high tensile steel, Rated 10,000 Cycles 25" relaxed; will stretch to 42" Note: These springs are for use on standard sectional doors only, The only way to get the proper extension spring is by door weight.. we recommend using a bathroom scale to weigh the door before ordering.. we cannot tell you what your door weighs from a description of the door

close and monitor your Chamberlain | Liftmaster MyQ enbable garage door opener from anywhere using your smartphone - have peace-of-mind that your garage door is always closed

Do not use for openers with dual sprockets on the output shaft

the Wayne Dalton operator bracket allows you to effortlessly attach a standard garage door opener to a range of Wayne Dalton garage door models

Rate lifting weight per drum 275bs

WARNING/DISCLAIMER:

By virtue of this meticulous engineering

(1) clevis pin

The curved arm when paired with the straight arm

Yellow Torsion Spring: This torsion spring features a yellow finish

38' inch length

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

- Chamberlain®