Air Lift 80531 Polyair Spring Kits

*Rolled acme threads and anti-friction thrust bearings provide smooth cranking and long cycle life *High strength tubing and ample tube over- lap for superior strength & years of quality performance *Sidewind jack feature 1:1 sidewind gear ratio providing more travel with less cranking to lift or lower the jack *The corrosion proof cap is held in place by a stainless steel screw on sidewind models. Cap removes easily for gear lubrication *Factory painted inner and outer jack tubes *Fold Away handle on topwind jacks, rotates into storage position *Heavy-duty 1/4" thick A-frame plate with rounded corners on 2,000 lb. models. *Made in U.S.A. 1,000 lb. side 14 inch travel