This easy to use scissor jack is the answer for raising bikes and ATVs Lift front or rear of bikes on MC600 type lifts, add an adapter kit for even more flexibility UPS shippable Dimensions: 16in. (405mm) Length x 5 1/2in. (135mm) Width Minimum Height: 3 1/2in., Maximum Height: 13in. (330mm) Base Width: 14in. (355mm) Do not use air/impact guns to raise and lower the MC450