>>1134103It got very confusing when 27.5 came out, but before that many people were building "69er" or "96er" bikes with a 29 in the front for rolling over shit.
There were even some production bikes built for it
https://kitesurfbikerambling.wordpress.com/2010/02/20/96er-bikes-how-they-work-a-lesson-behind-it-all/I've been scheming about putting a 27.5 front on the gravel bike for more width, but not a lot of fork options