Engine: single cylinder,two-stroke,air-coolIgnition system: C.D.IDimensions(without guide bar and chain): 410 x 235 x 265 (mm)Fuel: Mixture ( Gasoline 25: Two cycle oil 1 )Fuel tank capacity: 550 (ml)Chain oil: Motor oil SAE#10W-30Oil tank capacity: 260 (ml )Engine displacement: 58 ( cc)Max engine power: 2.6kw / 7000rpmMax engine speed with cutting part: 10000rpmMax engine speed at idling: 2800rpmMax cutting length: 52 (cm)Sprocket: 7T x 0.325Saw chain type: Carlton/Tiger/OregonSaw chain pitch: 0.325/0.375(in)Saw chain gauge: 0.058/0.063(in)Guide bar type: Sprocket noseGuide bar size: 20"/22"Oil feeding system: Automatic pump with adjusterCompression ratio:7.5:1Net Weight(without guide bar and chain): 5.4kgGross weight(With 20” cutting attachment):6.7KgPacking size:50 x25 x30cmPacking quantity:750pcs/20”Fcl,1820pcs/40”HQ