Guide Plate Size: 18 Inch; Rated Power: 5.0kw/3.6hp; Mixed Oil Ratio: 25:1 (Gasoline 25, Engine Oil 1); Maximum Cutting Diameter: 20 "(55cm); Exhaust Volume: 7.2 (Cm3); Sawing Productivity: 50 (Cm2 / S). 18 inch Gas chainsaw uses the latest two-stroke…