CeramicSpeed BB86 Bottom Bracket - 24mm Spindle Black Labeled Size-650b x 47 Inspired by the 303 XPLR

Inspired by the 303 XPLR the 40mm-deep rim uses a wide design for better aerodynamics and lower rolling resistance with wider tires

It offers a narrower profile without significantly reducing stopping power

Offering a 556% range utilizing an XD driver to enable a 9-50t

but you will have to use the bolt caps that come with that crankset and you will need to file roughly 1mm off the threaded boss on each bolt cap (they are a little too long and don't allow the ring to be tightened down)

CeramicSpeed BB86 Bottom Bracket - 24mm Spindle Black Labeled Size-650b x 47 Inspired by the 303 XPLRThe CeramicSpeed BB86 bottom bracket offers bearings with extremely low friction improved power transfer and a service life that far exceeds traditional steel bearings. Bottom Bracket Shell I. D. 41 BB Frame Interface BB86 BB Shell Width (mm) 86 Weight 60 Spindle Interface Type RaceFace EXI Defined Color Black