Make lifting big loads easier! 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. Lift Capacity (tons): 8, Min. Lift Height (in.): 8 7/8, Max. Lift Height (in.): 17 5/8, Ram Travel (in.): 8 3/4, Screw Top Adjustment (in.): 2 3/4, Operation: Manual, Handle Included: Yes