The STIHL 1143-200-0700-US is the MS 251 WOOD BOSS® homeowner chainsaw, designed for tasks like felling small trees, pruning and thinning, and cutting firewood. It features an IntelliCarb™ compensating carburetor and tool-free fuel and oil caps to support efficient, easier everyday use. STIHL positions it as a lightweight, easy-to-maneuver option with reduced vibration and reduced exhaust emissions versus previous models.