Here we offer an external hydraulic power unit for our lumber trailer Jansen HRW-15, Jansen HRW-15pro and Jansen HRW-30K. The power unit is driven by a gasoline engine. Technnical data: Oil pressure: 160 bar Hydraulic oil tank capacity: 9 liter Oil flow rate: approx. 12 l/min. Engine: 6.5 HP gasoline engine Starter: recoil starter