[RBW] Re: 23-tooth 74bcd chainring

2018-07-04 Thread Nick Payne
A 23t chainring will run the chain at a 2mm smaller radius than a 24t chainring. I looked at the 24t chainring I have on a Sugino XD, and the chain already runs so close to the mounting posts on the crank that the chainring bolts to that a 23t chainring wouldn't work as the chain would actually

[RBW] Re: 23-tooth 74bcd chainring

2018-07-04 Thread jandrews
thanks all Re: 23T not being in use for a reason with 74 bcd, I get that, but also thinking that perhaps aluminum strength and precision cutting may have changed since the standards were set. After setting up my SH as a 1x (with a manual bailout granny)...I'm actually going back to a triple. I

[RBW] Re: 23-tooth 74bcd chainring

2018-07-03 Thread iamkeith
Interesting. I'll play devil's advocate: for $12 I'd try it, personally. Heck, I'd buy 2 for the shipping cost. I could see potential for problems, but not consequential ones. If it breaks, you're in your low gear and therefore going slow anyway. Use your middle ring to limp home. The chai

[RBW] Re: 23-tooth 74bcd chainring

2018-07-03 Thread Kieran J
Or a 94/58. KJ On Tuesday, July 3, 2018 at 2:11:34 PM UTC-7, Garth wrote: > > > I'd pass. If I really needed lower gearing I'd get a 104/64 mtb triple > which can go down to 22t, though I've seen some 20t. > > -- You received this message because you are subscribed to the Google Groups "RBW

[RBW] Re: 23-tooth 74bcd chainring

2018-07-03 Thread Garth
I'd pass. If I really needed lower gearing I'd get a 104/64 mtb triple which can go down to 22t, though I've seen some 20t. Or, just ride on with what you got, if you come to stop, so what ? Walk a bit 'till you continue . -- You received this message because you are subscribed to the Googl