The Sepia roller floaters are floats that must be applied near the handle as they are equipped with three housings on which to hook the rubber of the roller, inverter, gearbox system; in this way, it is possible to vary the pre-tensioning of the rubber.
NB BELOW THE LINK, TO COPY AND PASTE ON YOUR BROWSER, THE VIDEO GUIDE FOR ASSEMBLY.
https://www.youtube.com/watch?v=bBwBsYoIquM