... ,air cooled,single cylinderMixing ratio:1:25Displacement:31ccPower:0.7kW/6,500rpmldling speed:2800r/minCarburetor:diaphragm typeFuel tank capacity:900mlWorking pole ... :26mmEngine weight:3.5kgMachine weight:9.5kg/7.5kgCarrying type:backpack or side-attachedThis is our latest products and it is ... low noise,less fuel consumption,large displacement . trimmer head NKT-6 of brush cutter