They should have a little bump on the ring that goes behind the crank arm. Steven Willis The Bike Stand 1778 East Second Street Scotch Plains NJ 07076 908-322-3330 http://www.thebikestand.com
> I'm taking a break from my french theme bike and just finishing a
> Japanese one. Decided to put on some oval rings (Biopace). Should be
> from 1981 or so. If the right crank arm is at 12o'clock where do you
> put the fat part of the ring? 2 o'clock, 10 o'clock?
> Steve leitgen
> La Crosse, WI