From the manufacturer, Hurricane Components: “The award winning standard 20mm Fork Up fits just about any 20mm through axle Fork on the market"
The Fork Up is the most secure, affordable way to easily transport your bike equipped with just about any 20mm thru-axle type fork. The Fork Up installs easily on your fork before loading it onto your rack. It’s easier then installing your front wheel! Once installed on the fork, just lift your bike up onto the rack and the Fork-Up fits easily into your rack with ample clearance for disc brakes and low hanging fork legs. Plus, the Fork Up is small enough to fit in your gear bag, and fits on just about any standard fork mount rack made. Recommended and used by the top pro racing teams, fork, frame & rack manufacturers, and riders from around the world. The Fork Up Can be rotated over 180 degrees to provide for clearance with other bikes on the rack