Hello there!

I just got my first Trek bike, a Domane gen3.
Started as an sl5 but was upgraded to Ultegra di2.
Which means.. I have this top tube cable guide with 4 slots of which 2 are unoccupied.
And it looks like a water hazard waiting to happen.

As far as I can tell the sl7 uses the exact same piece…
What would you recommend? Keep it like that or find an appropriate plug?

by MCBarista

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