The MS 311 is a high-tech workhorse with a step up in horsepower and features over the MS 291. With STIHL's improved engine technology, you get higher fuel economy for longer run times. The MS 311 also has larger fuel and oil tanks for even longer extended use. You'll stay productive while you're saving money on fuel. With the MS 311's fuel-efficient, high-powered engine, you'll reduce your down time on the job so that you can enjoy your own down time when the job is done. We service what we sell! Murdoch's operates regional service centers. Our technicians and transportation system ensure that your power equipment will be serviced and back in your hands in 2-4 weeks under typical circumstances, and sooner than that if at all possible. Please Note: All power equipment is fueled, oiled and started on location by our team members. Product is not sold in boxes. Please bring appropriate vehicle for transport, and allow extra time when picking up power equipment. Warranty paper must be filled out at time of pick up. | STIHL MS 311 Chainsaw 20"