Model:CS52 Displacement:52cc Maximum power:2.2kw Rpm at maximum power:7500 rpm Fuel tank volume:0.55litre Oil tank volume:0.26litre Chain pitch:.325inch Chain gauge:.058inch Recommended bar lengths:16,18,20 inch Air injection Low vibration Easy off filter cover Adjustable oiler Package: Package dimensions(l*w*h) 460x300x290 mm