Associated Spring Raymond T32720 Music Wire Extension Spring, Steel, Metric, 20 mm OD, 2.8 mm Wire Size, 138 mm Free Length, 219 mm Extended Length, 293.0 N Load Capacity, 3.07 N/mm Spring Rate (Pack of 10)
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<b>[Product Information]</b><br>
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<li>Highly magnetic steel music wire per ASTM A228 for greater strength than stainless steel</li>
<li>Full twist loop ends for secure fastening</li>
<li>Load capacity of 293.0 newtons</li>
<li>Maximum operating temperature of 250 degrees F (121 degrees C)</li>
<li>Dry to the touch oil finish for added corrosion resistance</li>
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