Pull the inner cable out and then use either a rockshox stealth barb connector or my favorite tool kit the park tool internal cable routing kit ir 1 2.
Bike internal cable routing kit.
95 vgeby1 bicycle internal cable routing tool hydraulic wire shifter cycling frame shift accessory tool 4 5 out of 5 stars 2.
I m a 58 year old racer and one of the technicians for a local amateur racing team so i ve pulled more wires housings cables and hydraulic lines than i can recall.
Kit includes four plastic coated 250cm cables with attached magnets and unique fittings plus an external guide magnet to speed operation.
Internal cable routing serves another purpose which is to protect the cables or wires in the case of electronic components from being snagged or severed in a crash or if the bike falls allowing the cable or wire to strike something.
The ir 1 2 speeds the internal frame routing of electric wires shift cable housing brake cable housing and hydraulic tubing on carbon fiber titanium and aluminum frames.
You should be able to get the rockshox barb from just about any bike shop as they will usually have a few lying around.
Park tool ir 1 2 internal cable routing kit for bicycle frames 4 7 out of 5 stars 127 65 95 65.