Originally Posted by
Bianchigirll
No those shifters are self contained and lock to the base by 4 little numbs that fit into the base. If you had a set of these thumbshifter there no reason you can't use them on your road bike assuming the number of speeds match.
This. And especially because the left shifter on these is just friction. At least I think it is.
No, those DX and XT thumb shifters mount the shifter from the bottom up instead of the top down like a paul's thumbie.
[most] Bar end shifters have a standard shift boss though.