Shimano offers the Y7HN02000 grommet for internal routing of Di2 12-speed cables. Suitable for most road bike frames, the grommet is easy to position thanks to a side slot that allows it to encompass both the cable and the dedicated routing hole.
Designed for routing Shimano Di2 12-speed front and rear derailleur cables.
Technical specifications- Hole dimensions: 7.5x8mm- Plastic material- Sold in pairs