This load stick bolts in where your shock goes on a shock separate suspension. The stick allows you to change springs with ease and accuracy, along with being able to pull the race car down to dynamic attitude to find a suspension bind and to use on jack stands to adjust your compressed loads.  Also available in a ratcheting version WM414-7-R. Compressed center to center is 13-1/2" and extended is 19". Comes with charger for load cell and hard case to store safely.