At just 6 kg dry weight with a 59.8 cc engine, the CS-590 will get through the toughest jobs. Fitted standard with a 20" (50cm) guide bar. A huge 59.8 cc ECHO engine is made in Japan and capable of powering through any job. 3/8" pitch Oregon LPX chain and ECHO laminated guide bar. Optional solid guide bar with replaceable nose can be fitted.