Tension: 13227 lbs / 6 ton, Number of Casters: 8 pcs, Airbag Jack:, Load Capacity of Hook: 6613 lbs / 3 tons, Max Thrust of Hydraulic Cylinder: 15432 lbs / 7 tons, Material: Rubber, Air Supply Required: 0.6-1 MPa, Product Dimensions: 40.55 x 10.55 x 5.5 in / 103 x 26.8 x 14 cm (Uninflated), Chain Length: 118 in / 3 m, Column Rear Tilt Angle: 35°, Position Adjustment: 8-hole, Column Swing Angle: -60°, -45°, -30°, -15°, 0°, 15°, 30°, 45°, 60°, Max Pressure of Hydraulic System: 45 MPa, Load Capacity: 6613 lbs / 3 tons, Working Pressure: 0.8-1.0 MPa, Item Model Number: JT-19, Net Weight: 34.83 lbs/15.8 kg, Lifting Range: 5.7-15.75 inches / 14.5-40 cm, Chain Diameter:? 0.4 in / 1 cm.