The BBT-49.3 Bottom Bracket Tool from Park Tool is a precision tool made from CNC-machined aluminium for mounting and dismounting various threaded bottom brackets with 16-notch mountings, including Shimano® XTR® BB93, Dura-Ace® BB9000 and Token® bottom brackets. It is equipped with a 3/8" socket compatible with ratchet and torque spanner.

Compatibility - Park Tool BBT-49.3

• Shimano® XTR® BB93
• Shimano® Dura-Ace® BB9000
• Token®
• as well as other bottom brackets with 16 notches and large diameter of 39-40 mm and small diameter of 37.6 mm
• Shimano® STEPS E-Bike-Systemen
  • E6000
  • E6002
  • E6050

Material

• CNC machined aluminum