Just take a look on the road side.
Road doesn't really need wide tire but they care a lot about pedaling efficiency.
The most common standard is 45mm chain line for 142mm rear spacing.
Interpolate that to 148mm rear then we should have 45+3=48mm chainline?
Jan. 11, 2022, 11:38 a.m. - Chavit Denninnart
Just take a look on the road side. Road doesn't really need wide tire but they care a lot about pedaling efficiency. The most common standard is 45mm chain line for 142mm rear spacing. Interpolate that to 148mm rear then we should have 45+3=48mm chainline?