Rivarossi HR2915 FS Steam Locomotive Gr. 685 1st Series Short Gauge 1:87 Scale. FS, express train steam locomotive with tender Gr. 685, 1st series, with short boiler and electric lamps, ep. Item Length – Without Packaging (cm). Item Height – Without Packaging (cm). Item Width – Without Packaging (cm). View all related items. Other great Hornby Hobbies brands.