Re: B31 Rear Sprocket
Posted by Mark B on January 1, 2018, 3:08 pm, in reply to "Re: B31 Rear Sprocket"
I tracked down the size in some contemporary road tests: 5/8 x 1/4. I'll give the chain a good clean and see if it's stretched.
Thanks for all the advice.
I'll have a V please, Bob.
Thank you for your support...