The Ryobi RCS5145B 51cc petrol chainsaw is at the cutting edge of garden maintenance. With a 45cm bar, a chain speed of 22.2m/s and a full crank engine, it delivers durability and performance whilst a 3 point anti-vibration isolation unit provides user comfort. Dont forget your rac230 replacement chain (2789446), or rac231 replacement bar (2791609). Model number: RCS5145B. Chainsaw features: Power 51cc. Chain bar length 45cm. Chain speed 22.2m/s. Automatic chain lubrication. Quick stop chain brake. Rapid reaction kick-back brake. Features a safety trigger, safety guard and hand guard. Anti vibration system - minimises vibrations allowing you to work more efficiently. Blade protection cover. Tool free chain assembly allows for simple fitting and chain adjustment. Weight 5.4kg. Manufacturers 2 year guarantee.