What fuel pipe would fit a Stihl FS120R strimmer?
Upon looking at the diagram there are a couple of hoses on the fuel tank. You have the below options.
Position 16 - 4128 358 0800 - https://www.lsengineers.co.uk/hose-stihl-part-no-4128-358-0800.html
Non Genuine - 355 525 - https://www.lsengineers.co.uk/fuel-hose-pipe-for-stihl-fs200-fs350-brushcutters-4128-358-0800.html
Position 17 - 0000 930 2802 - https://www.lsengineers.co.uk/catalog/product/view/id/10469