The STIHL MS 500i (part number 11472000004) is the world's first series-produced chainsaw with electronically controlled fuel injection, designed for professional forestry applications. This powerful gasoline chainsaw is supplied with a 630 mm (25 inch) guide bar and a high-performance 3/8 inch pitch Rapid Super (RS) chain. It offers exceptional power, a lightweight design, and optimal engine performance for felling, delimbing, and bucking in demanding conditions. The innovative injection technology ensures easy starting and consistent power delivery.