Park Tool BB-Cup Tool, BBT-49.3 Locks 121723-Q0-L

121723-Q0-L

713643-Q0-L

TS1 Sit Bone Measuring ToolScans the pressure created by the ischial tuberosity (sit bones) and calculates the width with millimeter precision

LS634 HT6126

UPC: 812719023627

Park Tool BB-Cup Tool, BBT-49.3 Locks 121723-Q0-LHeavy duty shop quality bottom bracket tool For use with 16 notch external bearing bottom brackets with a major diameter of 39 40 mm and a minor diameter of 37. 6 mm Features integrated threads for full compatibility with the Park Tool BBT RS Bottom Bracket Tool Retaining System Compatible with Shimano XTR BB93 and Dura Ace BB9000 Updated with added depth to fit Shimano STEPS square drive motor For use with a 3 8" ratchet torque wrench Today's Stock