TreeFrog unique 9-12x100mm universal fork mount could support 9x100mm quick release/9QR rim brake bikes, and 12x100mm thru axle bikes with disc brakes, and going back and fort between the 2 most popular road, gravel, and cyclocross bike industry sizes, without changing the fork mount!
If you have 2 or more bikes with 9x100mm and 12x100mm forks, our 9-12x100mm universal fork mount would be the perfect solution for you!