Our largest saw is one of the most powerful in the world. The primary applications for the 3120 XP® is extreme logging, portable saw mills, and stump work. This saw is designed to pull the chain on our longest bars-- up to six feet! Like all Husqvarna saws, the 3120 XP® has a superior power/weight ratio. Combine Smart Start® with LowVib and other ergonomic features, this heavy-duty saw is both easy to start and operater.