Park Tool BBT-59.3 Bottom Bracket Tool – 16-Notch

Park Tool bottom bracket tools for installation and removal of 16 notch bottom brackets.

• Fits 16-notch threaded bottom bracket tool fittings with a major diameter (outside of notches) of 41 42 mm and a minor diameter (inside of notches) of 39 mm
• Fits Shimano Ultegra BBR60, and Deore XT MT-800

Park Tool BBT 16 Notch Bottom Bracket Tool Bottom Bracket Tool UPC: 763477001627 MPN: BBT-59.3