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Catalog Download
All springs are nickel-plated and heat-treated to protect the base material of the spring. This ensures the quality and integrity of its tension throughout its life.
Spring Resistance Details
The overall length of the spring is 17.750”with an initial tension of 6.688 lbs (load required to open the coils without extension) and a spring rate of 1.157 lb/inch (load required to extend spring every inch after the initial tension is applied). Each spring is nickel-plated and heat-treated to protect the base material of the spring. This ensures the quality and integrity of its tension.