HEIN-WERNER HW93662 Service Jack is a 10-Ton air/hydraulic long chassis service jack. Its air option with the Speed Pak technology provides a quick lift which operates on standard 110 psi to 175 psi shop air. It is engineered to speed work in truck, bus, construction and farm equipment repair shops. with the long chassis, the jack slides easily under the vehicle reaching hard to reach points. The cast iron lift arm provides with the extra strength for lifting heavy loads. The jack is featured with the dual piston action to provide the speed to contact point and the power to lift your heavy loads. on Hein Werner HW93662, you also find the hydraulic unit is sealed to keep out grid, grime and moisture. It extends the life span of the hydraulic unit. At the same time, the casters make maneuverability easy when positioning to the lift point. Raising the vehicle up to 25-1/2 in. provides a large clearance to work underneath.- Handle Adjusts to 3 Pumping Positions - Dual Piston Action Provides Speed to Contact Point and Power to Lift - Extra Long Chassis for Hard to Reach Points - Sealed Hydraulic Unit Keeps out Grit, Grime and Moisture Specifications:- Capacity: 10-Ton - Minimum Height: 6-3/4 in., Maximum Height: 25-1/2 in., - Lifting Height: 18-3/4 in. - Saddle Diameter: 8-1/2 in. - Handle Length: 53 in. - Chassis Length: 53-1/2 in. - Chassis Height: 9-1/2 in. - Wheel to Wheel Width: 20-1/2 in. - GW: 435 lbs. Color: Blue. Material: Steel.