1.Engine displacement:52cc 2.Rated output power:2.2kw 3.Guide bar length:18'' 20'' 22'' 4.High performance 5.CE Approved  

Displacement:  52CCMaximum output: 2.2kW/3.0HPBore x stroke: 45 x 31mmChain oil supply system: autoFuel tank capacity: 530mL/15.6ozChain oil tank capacity: 270mL/8.0ozGuide bar: 18, 20, 22 inches/45, 50, 55cmChain saw (pitc x gauge): Oreng 75LP 3/8 x 0.063(9.53 x 1.60) inches (mm),21bp 0.325 x 0.050(8.26 x 1.47) inches (mm)Teeth of sprocket: 7Fuel mixing rate: 90#gasoline: 2-cycle special oil (capacity rate), up to 20 hours use 20:1, after use 25:1External size: (L) 395 x (W) 240 x (H) 235mmDry weight (without bar and chain): 5.0kg/11ibs

industrial chain saw