This Blackhawk Automotive low transmission jacks extra-wide base lowers its center of gravity and adds stability. Fully adjustable head conforms to many head configurations and angles. Lift Capacity (lbs.): 3,000, Min. Lift Height (in.): 7 7/8, Max. Lift Height (in.): 37 1/4, Operation: Manual, Safety Chain Included: Yes, 360° Rotating Handle: Yes, Swivel Casters: Yes, Base L x W (in.): 47 x 26 Hydraulic system bypass mechanism prevents damage to system