... gasoline chain saw 38cc,45cc,52cc hedge trimmer:22.5cc brush cutter:24.5cc,32.6cc,42.6cc gasoline chain sawEngine type: Gasoline ... Lubrication: Unique engine oil for 2-stroke gasoline engineLubrication type, saw-chain: AutomaticLubrication tank capacity (L): 0. ... .55Length of guide bar:20" guide barsaw-chain:20" saw-chainCog gap :0.325"Packing size(CM ... avoiding from dust and moisture. gasoline chain saw