... Approved quality Model45cc51ccWeight(without a tire and chain)5,5 kg5,5 kgSizes (without a tire and ... chain)410 - 235 - 265 mm410 - 235 - 270 ... (idling)2800 rpm2800 rpmChain Sprocket7Tx0.3257Tx0.325Type of chain OREGONOREGONStep of chain0,325 in0, 325 inThickness of ... link of chain 0,058 in0,058 inType of guide barOREGONOREGONLength ...