STIHL MS 291 18" Fuel-Efficient Chainsaw exceptional durability and advanced technology designed for a wide range of tasks such as felling trees, cutting firewood, and storm cleanup. This chainsaw features a fuel-efficient engine that provides 20% longer run times between refuelings d to previous models, while also reducing exhaust emissions for a more environmentally friendly operation. Its advanced pre-separation air filtration system extends the life of the air filter and minimizes maintenance requirements, ensuring reliable performance over time. The MS 291 includes an anti-vibration system to enhance user comfort during extended use and a side-access chain tensioner for quick and easy adjustments. Equipped with bumper spikes and toolless fuel and oil caps with retainers, this chainsaw is a powerful and dependable choice for farm and ranch work. Model Number: MS 291 18