That's what I figured but was hoping someone had 'blazed a trail'.
I have a Sram TT shifter in one of those Paul Thumbies. Takes quite a lot of force to shift with just your thumb. But otherwise its the most full proof shifting set up out there.
@Smallfurry started
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I have a Sram TT shifter in one of those Paul Thumbies. Takes quite a lot of force to shift with just your thumb. But otherwise its the most full proof shifting set up out there.