Park Tool BBT-4 Bottom Bracket Tool

The BBT-4 is compatible with the following sealed cartridge bottom brackets: Campagnolo, Veloce, Xenon, Mirage, Daytona, Avanti

The major diameter of the tool is nominally 44mm, and the minor diameter 38mm.

The BBT-4 is made for the installation and removal of 6-notch SC-S and AC-H cartridge cups

The BBT-4 is made for the installation and removal of 6-notch SC-S and AC-H cartridge cups used on Campagnolo Veloce, Xenon, Mirage, Daytona and Avanti sealed cartridge bottom brackets. These bottom brackets have six notches around the outside of each cup. The handle of the BBT-4 is vinyl coated for comfort.
Brand: Park Tool, Model: BBT-4, Color: Black, Size: One Size