The Campagnolo part HB-HY100 (the fulcrum part number is different but the service kit is identical) fit any campagnlo/fulcrum hub from 1999 onward that uses the 17mm oversized alloy axle and the "cup and cone bearings".
Exception Fulcrum Zero and Campagnolo Hyperon/Bora front rim brake wheels with 14mm front hub axles from 2017. These use a different set of parts.
Fits Campagnolo Bora and Hyperon front rim brake wheels until 2016.
Fits all Bora and Hyperon rear wheels till present and bora pista front wheels till present.
Fits Bullet ultra h50 wheels.
Fits all Bora wto disc brake wheels.
You can upgrade wheels or hubs that camtandard steel cup and cone bearings or USB bearings but if you have the CULT bearings this kit is the proper replacement.
You get bearing hardened cups, ceramic bearings (caged), cones and seals. There tools to remove the press the bearing cups into the hub. If you require these please enquire.
This service kit fits front or rear hub/wheels and the kit contains parts to service one hub/wheel only
The lubrication for these bearing is light oil like sewing machine oil. That simple dont over think it.