Ideal for felling and other heavy-duty commercial applications the Echo CS-6703 Petrol Chainsaw is an exceptionally robust high-performance machine powered by a 66.7cc engine with Echos Pro-Fire Step-Advanced Ignition System which ensures the saw wont let you down in difficult conditions. Its relatively lightweight design (6.5kg) vibration insulation and convenient grouped controls combine to allow you to work continuously for long periods with minimal fatigue; while its safety-enhancing