Park Tool IR-1 Internal Cable Routing Kit

Park Tool IR-1. Take the guesswork out of installing cables, wires, and housing inside the frame, IR-1 speeds the internal frame routing of electric wires, shift cable/housing, brake cable/housing, and hydraulic tubing on carbon fiber, Ti, and aluminum frames.* Kit includes three plastic coated 250cm cables with attached magnets and unique fittings, plus an external guide magnet to speed operation* Opposite polarity magnets on cables seek and attach inside frame tubes, making it easy to route through frame entrances and exits. Works with any size frame including tandems