The MS 181 C-BE is our gift to anyone who gets that technology is here to serve us. With the Easy2Startª system on board firing up this chain saw couldnÕt be simpler or faster. Just a light pull on the cord does it. And our Quick Chain Adjuster makes it possible to adjust the saw chain without tools. This model also has our pre-separation air filtration system Ð which can extend the life of your air filter up to five times over previous models.