Features: Powerful and reliable, ideal for workshop or roadside use. At modest cost, it takes the effort out of lifting heavy plant, tractors and commercial vehicles. Supplied with 20mm, 50mm & 100mm extensions. This jack will require a compressor of above 3hp. Specifications: Model No: YAJ201 Maximum Capacity: 20tonne Minimum Saddle Height: 215mm Maximum Height (inc. Extension)/Capacity: Stage 1 (mm/tonne): 456/20 Stage 2 (mm/tonne): n/a Stage 3 (mm/tonne): n/a Piston Stroke: 141mm Screw Extension: n/a Extensions: 20/50/100mm Chassis Length: 525mm Maximum Length: 1765mm Width without Wheels: 133mm Overall Width: 265mm Air Consumption: 10.5cfm Working Pressure: 116-174psi Weight: 30kg Height: 260 Width: 610 Length: 300