Fulcrum or Campagnolo wheels can be converted to Shimano 11 speed with a simple freehub swap. No need to dish wheel.
For use with Shimano 11 and Shimano and SRAM 8, 9 and 10 speed cassettes
For use with Fulcrum and Campagnolo wheels that use OS-type axles and angular contact bearings
Also known as Campagnolo FH-BUU015X1, identical part
Replaces RS-013, FH-BUU015X, WH-KX890 and WH-KX89
Use in conjunction with HU9849 (FH-BO001) on hubs/wheels with non-cutout axles
Fits Fulcrum Red Wind XLR, Racing Speed, Light, Zero, 1 and 3 wheels, Campagnolo Bullet Ultra, Hyperon, Bora, Eurus, Neutron, Shamal and Zonda wheels and Campagnolo Record, pre-2007 Centaur and Daytona hubs
Select OS Axle for lose ball hubs for Campagnolo Shamal/Eurus/Bora/Hyperon or Fulcrum Racing Speed/Racing 1/Racing Zero wheels.
Select 12mm Axle for cartridge bearings hubs for Campagnolo Zonda/Scirocco/Vento or Fulcrum Racing 3/5/7
Bought this freehub to convert my 8 year old 9 speed Campagnolo Eurus to 11 speed. Local bike shop just swapped out the old freehub for this one and didn't even have to touch the rest of the wheel. Works great with my new Ultegra Di2.