Park Tool BBT-59.3 Bottom Bracket Tool - 16-Notch Groupe Paired to its purest form

Paired to its purest form for the lightest T-type derailleur

athletic look

External Cable Routing    n/a

according to chainring size

ball / bladder heads

Park Tool BBT-59.3 Bottom Bracket Tool - 16-Notch Groupe Paired to its purest formA precision CNC machined aluminum tool for the installation and removal of select threaded bottom brackets with 16 notch tool fittings, including Shimano Ultegra BBR60 and Deore XT MT 800 bottom brackets. Manufactured in house by Park Tool, anodized for easy identification and featuring a ratchet torque wrench compatible 3 8" drive. The BBT 59. 3 features integrated threads for full compatibility with the Park Tool BBT RS Bottom Bracket Tool Retaining