Adding or removing teeth to your drivechain at front or back and keeping same chain length will move your rear axle back/forward by 1/8 inch per tooth added or removed.
Depending on where the axle is sitting in the dropout you might need to lengthen or buy a new chain as you would be moving axle 1/2 inch forward by adding 4 teeth at front.
Adding or removing teeth to your drivechain at front or back and keeping same chain length will move your rear axle back/forward by 1/8 inch per tooth added or removed.
Depending on where the axle is sitting in the dropout you might need to lengthen or buy a new chain as you would be moving axle 1/2 inch forward by adding 4 teeth at front.