Model:CS43 Displacement:43cc Maximum power:2.0kw Rpm at maximum power:9000 rpm Operating range:6,000-10,000 rpm Noise,power/pressure:109/99db(A) Vibrations,front/rear handle:2.0m/s2 / 3.6m/s2 Dry weight,less attachment:4.9kg Fuel tank volume:0.56litre Oil tank volume:0.28litre Chain pitch .325 / 3/8inch Chain gauge .050/.058/.063inch Recommended bar lengths:13-20 inch Air Injection Low Vibration Easy Off Filter Cover Adjustable Auto Oiler