For greater maneuverability when felling large trees， turn to the impressive performance of the MS 661 R C-M. Its wrap-around handle also provides greater operator comfort when cutting. Just like the MS 661 C-M， the saw includes STIHL M-Tronic engine management technology and delivers less vibration and 20 percent greater fuel efficiency than the MS 660. Other features include a long-life filter system using HD-2 filter elements to provide longer run times between maintenance， an ElastoStart handle and a high output adjustable oiler. (Wrap-handle version is available in select areas only).Find the GAS CHAINSAW 661 C-M 20' at Ace.