XBP-BB31-CB PF30/BB30 BB SET FOR SHIMANO SRAM GXP DUB CRANK
PF30 frame shell. The PF30 system uses an unthreaded frame shell with an inside diameter of nominally 46mm. The inside of the shell is a straight bore, without the stops or clips of the BB30 standard.
BB30 frame shell inner diameter is 42mm, has two bearing retaining clips and two 6806 bearings pressed directly in the frame. PressFit-30 (PF30) bottom brackets are a separate component pressed directly into the frame. 30mm 6806 bearings are pressed into cups and the cups then pressed into the frame.
Our product allow the PF30 or BB30 frame set fit the BB30 crankset or BB386 crankset or Shimano Hollow crankset (24mm) or Sram GXP (24/22mm) crankset or Sram DUB (29mm)