High Lift Jack 300-Pound for Tractor Riding Mower ATV Quads; SEE ALL GREAT FEATURES UNDER DESCRIPTION Heavy duty hydraulic pump lifts 300 lb. to a max height of 25 in. Five position wheel width adjustment fits lawnmowers and ATV/Quads from 36 in. to 51 in. wide One-handed six position wheel saddle depth adjustment for different size tires 5 in. nylon wheels for easy maneuverability, one-pin removal for easy storage Three position safety lock