The jack can be used in two operations: air or hydraulic

Heat treated extension screw allows low pickup height adjustment and maximum lift height.

High quality air pump for longer lift.

The hardered,machined and polished ram and plunger allows for smooth operation.

A wide base provides stability and strength.

If you have interests about our products, welcome to visit https://www.mingruitools.com/product/hydraulic-air-bottle-jack/mr8004.html.