1.Optional trolley kit for easy transportation. 2.High quality,German made polyurethane bellow.Chinese bellow is optional HG-RM80 batteringram Feature:Easy starting ,low-noise operation,low maintenance and reduced fuel consumptionHigh quality,German made polyurethane bellow.Chinese bellow is optionalHeavy shock mount system to reduce hand-arm vibtation and improve operator comfortPlastic oil tank ...