... Dynamic force:15.2kn Specification of Return and single wheel rollerEngine type air-cooled, 4-cycle,OHV single cylinder ... tank capacity20LFrequency70HzStarting systemHand crankFuel consumption313g/kWhFeatures of Return and single wheel roller* Famous brand engine, excellent performance, easy to ... treated, anti-rust, anti-corrosion and beautiful* Have passes CE certificate Return and single wheel roller