Originally Posted by dongo

Hey has anybody ever found a washer that fits on the Cannondale Hollowgram crank bolts? I need to replace a bunch of them and I can only find them so far by purchasing additional sets of bolts at $20 a pop, so not a great option. I've measured that the outer diameter is about 25mm and the inner diameter is ~23mm, but that search doesn't yield anything.

Thanks for any help or commiseration you can provide.