STIHL MS 500i 79 cc petrol chainsaw with chain bar and bar cover First chainsaw with STIHL Injection. Best power-to-weight ratio on the market. Lightweight construction and brilliant acceleration allow you to collect and process large timber. Optimised claws, HD2 filter for effective filtration, leak-proof nuts on sprocket cover and tool-free filter cover, high-performance oil pump with adjustable flow rate for adequate lubricant flow, tool-free reservoir caps for easy and safe refuelling. Technical data Bar length: 50-63 cm Displacement: 79 cc Chain oil tank capacity: 325 cc Vibration value left: 4.2 m/s Vibration value right: 4 m/s Chain pitch: 3/8 " CHOOSE FROM THE FOLLOWING CONFIGURATIONS: 1- Bar length: 50 cm 2- Bar length: 63 cm CZ