I've yet to hear of anyone who's successfully got a Challenge, gumwall or otherwise, running tubeless.
I'm surprised they haven't launched a tubeless range yet though.
their tubs are super cheap on PX at the mo. Tempted, if my next CX wasn't summer series 2016.
I think I'm done on tubs.
@Howard started
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I've yet to hear of anyone who's successfully got a Challenge, gumwall or otherwise, running tubeless.
I'm surprised they haven't launched a tubeless range yet though.