Stihl MS881 ChainsawYou 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