Mechanical jack 1.CE,GS,ISO approved. 2.,small turning force,no jerks. 3.Quick lift speed Mechanical Jack ModelCapacityMin.HeightLifting HeightMax.HeightKg/PJQ1.51.5T60mm360mm900mm14JQ33T70mm430mm1100mm20JQ55T80mm430mm1085mm28JQ1010T100mm510mm1215mm46.5JQ1616T95mm415mm1120mm65JQ2020T100mm420mm1180mm75 Mechanical jack