Adventure in trailer repair

After I went sailing and got home, just as I was preparing to back up, the wheel fell off the trailer.

As of this writing, I am having a difficult time finding a bearing. Those that I can find at the auto parts stores, have the wrong internal dimension when the external is right, or vice-a-versa.

I measured the axel with a caliper and a bearing that fits in the hub.

Click on Picture to get PDF