Aha! Nice! As I'm building a bike to give to a friend for free I'm trying to keep the cost down.
At the moment my options are putting in a metal washer with decent grease, trying to buy a rubber or plastic seal to fit, or asking a friend to 3D print something.
Or buying a XLC U-brake for very...
1998 Trek 930 Singletrack 22.5” (57cm) – Full Rebuild and Restoration
For sale, an excellent example of a classic 90s Trek mountain bike. In 1998 this would have been a top-of-the-line mountain bike, and has been restored with that in mind. When the bike came to me it was already in excellent...