You can choose between two different versions:

small (left in the picture)
Dimensions (H/W/D) = 33/29/10 mm
suitable for two-piston-brakes, for example:

- CLEG 2
- Avid Elixir/XX/XO
- Shimano Alfine/Deore/SLX/XT/XTR
- Magura MT 2/4/6/8 (does not fit Magura Marta!)

large (right in the picture)
Dimensions (H/W/D) = 33/35/10 mm
suitable for four-piston-brakes, for example:

- CLEG 4 Mk I/Mk II/Mk III
- Avid Code
- Shimano Saint/XT four-piston-brake
- Hope M4

IS-fork/PM-dropout + 20 mm

For IS forks or IS rear dropout and PM brake caliper, Disk rotor diameter front 180 mm, rear 160 mm

IS-mount/PM-dropout + 63 mm

For IS rear dropout and PM brake caliper, Disc rotor diameter rear 203 mm

IS-fork/PM-dropout + 0 mm

For IS forks or IS rear dropout and PM brake caliper, Disk rotor diameter front 160 mm, rear 140 mm