OU-ST139-A , 4-stroke, Grass Trimmer 1.6N.m/6000rpm 139 4-stroke Grass TrimmerMode:Engine Mode:Engine Type:Displacement:Fule:Max Power:Max Torque:Engine Weight:Total Weight:Engine Paking Size:Pole Paking Size:OU-ST411139FSingle Cylinder,Air-cooling,4-stroke31ccGasoline 25:Two cycle oil 10.8kw/6500rpm1.6N.m/6000rpm3.5kg7.0kg300x300x335mm1650x110x110mm 139 4-stroke Grass Trimmer