You aren't afraid to take on the largest, toughest, and most demanding jobs, and you need a powerful professional chainsaw you can rely on. For the toughest jobs, you can find the performance you need in the MS 881 MAGNUM® chainsaw. With reduced exhaust emission engine technology, an IntelliCarb™ compensating carburetor, and up to a 41-inch guide bar length, the MS 881 MAGNUM® is the largest, most powerful chainsaw in the STIHL lineup. Great fuel efficiency means you save both time and money. Another time-saving features is the stop switch, which automatically returns to the run position after the engine is stopped, reducing the chance of flooding the engine when starting. There is no substitute for the most powerful production chainsaw currently on the market—the STIHL MS 881 MAGNUM®.