Originally Posted by
SuperLJ
Those are vintage GB randonneur bars. They come up occasionally on ebay. A few makers still offer rando bars and I've tried them all, but these are the ones you want:
https://www.compasscycle.com/shop/co...-4-handlebars/
Pricey, and worth every penny. Available in 25.4 or 31.8.
But my quill stem is 26.0 :lol
I do have a vintage GB stem on an older Raleigh (1974) I am rebuilding - should I assume that's a 25.4? Was that standard before 26? It doesn't say in the catalog on Sheldon Brown's site what the size is.