The MS 261 VW – Arctic™ professional chain saw is now available with M-Tronic™ – STIHL’s electronic engine management system for optimum engine power at all times – and is part of STIHL’s new generation of fuel-efficient, low-emission chain saws. It features stratified scavenging engine technology that cuts fuel consumption by 20% and exhaust emissions by 50% compared to its predecessor, plus heated handles and carburetor for dependability in all weather conditions. It comes equipped with the new long-life air filtration system, patented captive nuts on the sprocket cover and side-access chain tensioner. This unit also includes anti-vibration technology and stainless steel muffler, in a durable magnesium crank case, making this trusty, efficient saw a must-have for professionals.