- Location
- Egham
I need to fit a new 42t 130 BCD 5 bolt middle chainring as the current one is worn to pointy teeth.
Is there a difference between an 'inner' and a 'middle' chainring? Seems to be a big cost variation, just wondering if there's any technical difference that will affect shifting?
Is there a difference between an 'inner' and a 'middle' chainring? Seems to be a big cost variation, just wondering if there's any technical difference that will affect shifting?