Mount Z: Required to fit the X2 FM caliper onto Front Flatmount standard and use a Ø160 disc – Front Flatmount standard is typically found on road/gravel/CX forks
Mount Y: Required to fit the X2 FM caliper onto Rear Flatmount standard using Ø160 disc – Rear Flatmount std is typically found on the back of some road/grave/CX frame but also lately on light XC frames
The caliper will also fit directly on Flatmount rear standard using a Ø140 disc.
For more information please see our guides in the manuals and diagrams section.
**Note** - The Flatmount X2 caliper is designed for use with the Hope Tech 3, XCR Pro and Tech/Tech Evo levers only.