White Industries bottom brackets are precision machined in our California shop and feature double sealed Enduro brand stainless steel angular contact bearings or Enduro XD15 ceramic bearings. They come in 19 different variations to cover BSA, T47 Internal, T47 External, PF30, and PF86/92 standards, as well as 24mm, 29mm, and 30mm spindle sizes. And let’s not forget about square taper! Yep, we still make those. Aluminum cups with JIS stainless steel or titanium spindles and Enduro radial steel bearings, in 108mm, 113mm, 121mm lengths, to fit 68mm or 73mm BSA shells.
Features
CNC’d billet aluminum
Enduro bearings
Modular outer seals
BSA, T47 Internal, T47 External, PF30, PF86/92, and JIS square taper standards