Extension Spring Hardware Kit - 7' High Clopay Doors to 300 Lbs

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Product Description

Garage Door Extension Spring Hardware Kit for Clopay Doors. For 7' doors weighing up to 300 pounds. Does not include springs.
Kit includes a pair door cables, a pair safety cables, (4) 3" cast iron pulleys, (2) pulley forks, (2) cable adjustment clips, (2) open eye bolts with (4) 5/16" lock nuts, (2) S-hooks, (4) 3/8" X 1 1/2" hex bolts, and (4) 3/8" hex flange nuts.
IMPORTANT: Due to supply chain shortages we currently do not offer quantity discounts, and for some of our products we are limiting the quantities that may be purchased.


We are either "OUT OF" this part because it is currently unavailable, or the part is "NLA" - No Longer Available. Please contact us regarding future availability or possible substitutes for items that are no longer available.

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Huge inventory of parts and torsion springs for same or next day shipping! Here you will find all you need in the most common sizes of 1 3/4," 2," 2 1/4," and 2 5/8" inside diameter springs. Please contact us for specialty springs such as TorqueMaster, EZ Set, self-Storage, and steel rolling door springs as many of these have been subject to supply chain shortages. Larger 3 3/4" and 6" inside diameter commercial and industrial springs may require a day or two to ship.

COVID update. No mask, no service! When picking up parts please wear a mask. We'll gladly provide one. Please honor the six foot social distancing rule. Thank you for your patience and understanding.

Shipping times and costs have changed. Normal transit times are currently not guaranteed, even on next day and second day shipments. Shipping prices on items over eight feet have more than tripled.