An ideal general purpose chainsaw, the Mountfield MC640 has a 40cm/16″ sprocket nose guide bar and a .325″ chain with a 0.050″ pitch.  Powered by a 40.1cc 2-stroke engine, which runs on a 50:1 petrol/oil mixture and has an electronic ignition for easy starting.
Features include an automatic and adjustable chain lubrication system, side position chain tensioner, double acting chain brake, anti-vibration mountings and a primer pump.
Weighing just 4.75kg (excluding bar and chain), this saw is well balanced with an excellent power to weight ratio, and a rated noise level of 112 dB(A).  Chain speed is 21.2 metres per second.
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