Rack jack is one kind of lifting jack. Mechanical jack suitable for lifting loads of any type, horizontal or verictal. Rack jack is milled rack, geared wheels and tempered gears, safety crank with folding handle. Low expenditure of force through optional ratio. Rack jack lifting either with fixed toe or on clawed head. All construction components standardized. Hand mechanical jack capacity from 1.5 tons to 20 tons, more or less capacity can be customized as demand. OEM ODM is workable. Regarding rack jack price list, mechanical jack appications, steel mechanical jack parameters, please kindly feel free contact with us. Professionally service hope will get your satisfaction. Shan Dong Finer Lifting Tools co.,LTD