Zareba Systems Large Fence Tension Springs (10 Pack)
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<b>[Product Information]</b><br>
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<li>10 units per order</li>
<li>Measures wire tension on the fence line</li>
<li>One inch of compression equals 150 lbs. of tension</li>
<li>Helps absorb expansion and contraction of the fence wire</li>
<li>Use one with every in-line strainer</li>
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