4% Track riser for ROCO Geoline, Ascending and Descending. Straight and Curved R1, R2, R3

Track risers for ROCO Geoline. Straight and curved R1, R2 and R3. 4%, 4cm per 1m track length. All parts in each directory cover a 3 meters track length. Ascending and Descendig is 4cm per 1 meter. Each part has a length of 18cm, so suitable for most common FDM printers.