Extension Spring, 302 Stainless Steel, Inch, 0.75" OD, 0.125" Wire Size, 5" Free Length, 6.67" Extended Length, 73.25 lbs Load Capacity, 39.09 lbs/in Spring Rate (Pack of 10)
</br></br>

</br></br></br></br></br></br></br></br></br></br>

</br></br></br></br></br></br></br></br></br></br>
<img src='http://ecx.images-amazon.com/images/I/415GsxM%2BpkL.jpg'></br>
<img src='http://ecx.images-amazon.com/images/I/417KUvHPkbL.jpg'></br>