Originally Posted by
Cyclefiend
I’m running Conti GP5000 clincher tires in a 28mm width and am looking for reasonably lightweight inner tubes for same. I need 60mm valve stems as well. Is anyone aware of, or have experience with, inner tubes of this size? Confusingly, the Conti 28 tubes only fit up to a 25mm tire.
As it turns out, and a big thanks to “smashndash” who commented, Conti does offer their Conti 28 in a 700x25-28mm size. Just ordered, and already recieved, a few via Amazon.