ARKSEN 22 Ton Hydraulic Air Floor Axle Bottle Jack w/Wheels Lift Bus Truck Commercial Minimum Saddle Height: 8-1/2" | Maximum Lift Range: 10-1/8" four saddle adapters and a cast iron base with formed steel housing for added durability. (2) 8 Inch Wheel - 60 Inch Handle w/ Air Control Air Pressure: 90 To 145 PSI ( 3 HP Or Above Air Compressor Required) One Pull Of The Handle Activates The Self-Retracting 22-Ton Capacity Ram | Length: 20-1/2" & Width: 11-7/8"