The Park Tool BBT-49.2 Bottom Bracket Tool is a precision CNC machined aluminum tool designed for the installation and removal of 16-notch 39mm external bearing bottom brackets. Featuring updated tooth profiles to optimize the fit between the tool and high performance bottom bracket parts. The tool is anodized and laser engraved for easy identification and features a ratchet/torque wrench compatible 3/8" drive.
The Park Tool BBT-49.2 Bottom Bracket Tool is also available for the following bottom brackets: 41mm OD cups, and
Tool Type: Bottom Bracket Tools
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Review for Park Tool BBT-49 Bottom Bracket Tool
2 of 2 customers found this review helpful.
Perfect for Shimano DA 9100 BB
Makes it super easy to install and properly torque BB with a 38 drive torque wrench. No doubt my BB is installed 100% to spec.
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Q & A with home mechanic Tommy Tuite.