Old 06-23-22, 08:38 PM
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Originally Posted by 70sSanO View Post
If you are using a road FD, youíll need a road compatible shifter. I think you can fudge with a mtb shifter because I think it pulls more cable. The cable will have to have some slack.

The easier approach is to use a thumb shifter. This is what Iím using on a flat bar 2x7. With a 2x, there really isnít any advantage indexing as the lever moves one way to shift up and the other to shift down.

up through 9 speeds, the RD pull ratios are the same between road and MTB groups.
The FD pull ratios are different. But back in the 7 speed era, Shimano typically used a friction shifter on the left. Only the right shifter had indexing. Like these Deore shifters:

These should work fine for the OP
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