The FSA MegaExo Bottom Bracket Cup Spanner Wrench ...
is compatible with all external cup MegaExo bottom brackets. This tool is used to thread and unthread the bottom bracket cups from the bike’s bottom bracket shell.
Economical and compact, this version of the BBT-22 ...
tool is perfect for the home mechanic. The BBT-32 installs and removes Shimano® and ISIS Drive™ 20-tooth splined bottom bracket cups and features 32mm wrench flats.