Use this pair of high quality garage door torsion springs to replace old broken garage door springs. It includes stationary and winding cones.
HIGH QUALITY PRODUCT:Made of heat treated steel coils with aluminum cones to make sure they are extremely heavy duty.Surface coated black for smoother, cleaner operation and also corrosion resistant and oil tempered for longer life.
For use on doors 7' or 8' high doors with 4" standard lift drums. Engineered for maximum application range. Minimum 10,000 cycles, at +/- 7.5 lbs of target door weight.
EASY TO INSTALL:We also offer a pair of unique non-slip winding bars,they will help install new or replace old, rusty springs quickly (professional installation recommended).
DIMENSION:.207" wire size x 1.75" inside dimension x 26" length.IMPORTANT:Please purchase after confirming that the outer diameter,wire diameter and length are totally the same as the original product.
If your door weighs 150 pounds, you need 1 PAIR of 150# pull springs.All springs from 90 to 190 Pound Pull have double looped ends as pictured
These are extension springs that are mounted above the horizontal garage door tracks running from front to back of the garage door..We include a FREE pair of safety cables with every spring purchase.
You can receive 5 x Aluminum T tracks( 40 inches each), 1x Garage Door Rubber seal(16 ft), Screw kit. You can easily fix the Aluminum T tracks the bottom of your garage door, and then install the T-end of the rubber garage door seal on the Aluminum T tracks.
The universal garage door weatherproofing sealing Weatherstrip, U shape +O ring combination,made with flexible waterproof rubber.It can stays good from -40° to 140°.
The aluminum T rails are made of high-quality aluminum material. The surface of the aluminum material is oxidized to prevent the aluminum material from being deformed and discolored. The length of each aluminum T rail is 1 meter (3.3Ft), and the aluminum rail has screw holes every 30cm (1Ft), and the rail can be easily fixed to the bottom of the garage door with screws.
Audited Supplier 
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