Originally Posted by
topflightpro
Huh. We just put Conti GP5000s on my wife's bike after the OEM tires wore out. Not sure what is so proprietary about the rim?
I should add, her one complaint is she hates the handlebar shape, but we are going to swap on another bar when we replace the bar tape.
I wondered the same, and then I read their page on Hookless Rims:
https://www.giant-bicycles.com/ca/hookless-technology
GP5000 is specifically advised against use on those rims.