Park Tool IR-1.2 Internal Cable Routing Kit
This kit makes internal cable routing a breeze. Using magnets on the cables to seek and attach inside of frame tubes, these routing cables are able to work with any size frame, including tandems. This kit is able to route electric wires, shift cables and housing, brake cables and housing, and hydraulic tubing inside of carbon fiber, titanium, and aluminum frames. Also included in this kit is a dedicated E-tube Di2 cable connector that pulls through a 6mm frame hole easily.