Make lifting big loads easier! Each hard-cast steel pressure pump is heat treated in stress areas. Polished cylinder with die-cut threads protect seal from abrasion. Bypass mechanism prevents internal damage from over-pumping. 20-ton models have carry handles. Lift Capacity (tons): 20, Min. Lift Height (in.): 6 1/2, Max. Lift Height (in.): 11 1/4, Ram Travel (in.): 4 1/4, Screw Top Adjustment (in.): 1 5/8, Operation: Manual, Handle Included: Yes