... .2kw,20 inch Guide Bar,Automatic Pump,IE45F Chain Saws, 52cc,2.2kw,20 inch Guide Bar,Automatic Pump,IE45F Engine1E45Fengine typesingle cylinder air ... :two-cycle oil 1fuel tank capacity550mloil tank capacity260mloil feeding systemautomatic pump with adjustermax cutting length55cmguide bar size18"20"saw chain pitch0 ... 40HQ1800pcs Chain Saws, 52cc,2.2kw,20 inch Guide Bar,Automatic Pump,IE45F