Dialacement : 61cc Fuel : Gasoline 25: two cycle oil 1 Fuel Tank capacity: 681ml Carburettor:Diaphragm Lgnition :CDI Power: 2.94KW/8000rpm Max engine speed with cutting attachment: 10000rpm Max engine speed at idling: 2800rpm Oil feeding system:Automatic pump with adjuster Saw chain pitch:3/8" Max cutting length : 52cm

Max Sutting Diameter: 500mm Power Type : Single Cylinder, Two-Stroke , Air-cooling gasoline engine Displacement : 51CC Rated Output Power & Relevant speed : 2.2KW/7500rpm Fuel Mixture Ratio : 25:1 ( Gasoline 25, Two-cycle Oil 1 ) Fuel Tank Capacity : 550ml Engine Oil Tank Capacity : 260ml Guide Bar Size : 20" Chain : Oregon Chain Pitch : 0.325 " Chain Gauge : 0.058 G.W/N.W: 7.9/6.7kgs

Guide Bar Size : 18" Engine type:Air cooling single cylinder, two stroke Displacement:45cm3 Rated output power:1700w Idling speed:2800r/min  Two-cycle oil/gasoline mixing ratio:1:25 Fuel tank capacity:550ml Engine oil tank capacity:260ml Case qty:2pcs G.W/n.W:17/16kg Meas:54x49x31cm CE/GS Certificate

Guide Bar Size : 16" Engine Type：Air Cooling Single Cylinder, Two Stroke Displacement:37.2cm3 Rated Output Power:1500W/7000rpm Idling Speed:2800r/min Two-cycle Oil/Gasoline Mixing Ratio   1:25 Fuel Tank Capacity:310ml Engine Oil Tank Capacity:210ml Case Qty:2pcs G.W/N.W:14/11kg Meas:51X44X31cm Suit for Cutting Log/Wood Brake System , Safety Operation Light Operating Shock Absorption System , Easy Operation CE/GS certificate