Box Two External Sealed 30mm Bottom Bracket
Replacement BSA bottom bracket for Box One™ -or- Box Two™ M30 cranks (aka M30-M or M30-P). Please note, this bottom bracket is designed to work only with Box One M30-M and Box Two M30-P cranks and is not compatible with cranks from other manufacturers.
|Thread||1.37" x 24 TPI|
|Weight (+/- 5%)||110 grams / 3.9 ounces|
To install, use the Park Tools™ BBT-29 or other installation tool designed for 16-notch bearing cups that have an outside diameter of 48.5mm.