Features: 1) Max. cutting diameter: 355/405/455mm (14"/16"/18") 2) Engine: 1-cylinder, 2-stroke, air-cooled 3) Displacement: 37.2cc 4) Rated output power/relevant 5) Speed: 1200W/7000rpm 6) Idle speed: 2,600rpm 7) Oil/fuel mixture ratio: 1:25 8) Fuel tank capacity: 310ml 9) Oil tank capacity: 210ml 10) Chain pitch: 3/8" 11) Gauge: 0.05" Other Price Terms: FOB Shanghai Certification(s): EPA, CE, GS