Originally Posted by
Vintage Raleigh
Hello to all that responded, the problem is brother is uncomfortable with single lever brifters and nearly had an accident.
He had micro shift brifters on a previous bike so will follow that up as well as the Shimano Tourney ST A070 2x7.
He has the 5.5mm sprocket spacing so as long as the replacements suit... Cheers!
7-speed cog spacing is 5.0mm for every system by every manufacturer. 5.5mm cog spacing will not index correctly with 7-speed shifters (any).