- Shop
- Parts
- Bottom Bracket
- Bottom Brackets
- 68
- BB30
- BB30/PF30
68 mm BB30 BB30/PF30 Bicycle Bottom Brackets
The bottom bracket shell width is the width, in millimeters, of the frame where the bottom bracket is mounted.
Bottom brackets must fit the frames interface type. For example, an english threaded bottom bracket can only be installed on a frame that accepts english threading.
The spindle interface type must match with the crank arms.