Next up are "Light Allow Rims" and this bike has Araya 36h aluminum rims in good condition, but with one broken spoke in each wheel. Q are there any better methods to remove oxidation/polish an aluminum rim? And while we are about rims on one fork leg there's this:



That dark blotch on the closer chrome fork leg is something that has either rubbed against/degraded the chrome. It is a rough spot. Q suggestions on how to polish this out, things not to do?