The 18531 Extension Spring #31 is a heavy-duty multi-purpose extension spring designed to provide strong, consistent tension in mechanical systems and equipment repairs. Made from durable spring steel, this spring stretches under load and returns to its original length when tension is released, delivering dependable pull force and long service life. With a 3/4" diameter and 2" length, it’s well suited for applications that require a compact but sturdy tension spring.
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Key Features / Specifications
Ideal For