The MS 261 C-MQ features low emissions, high fuel efficiency and the advanced STIHL M-Tronic™ engine management system and STIHL Quickstop® Plus chain braking system. STIHL M-Tronic™ digitally monitors changes in elevation and temperature, then automatically adjusts for maximum performance across a wide range of cutting conditions. The MS 261 C-MQ also features redesigned cylinders and a slimmer, ergonomic housing for an impressive power-to-weight ratio. The saw also features STIHL Quickstop® Plus, an additional chain braking feature designed to stop the chain in less than one second when you completely release the rear handle. See it for yourself in our Dealership today.