Wheels Manufacturing PF30 Bottom Bracket w/ Zero Ceramic Bearings Threaded Black

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PF30 Thread Together ZER Ceramic sealed bearings Oversized Grade 3 balls roll on races which are ground to a mirror finish after receiving Magnetite and then Cryogenic treatments f or hardness and longevity Replaceable Enduro bearings Made in the USA Item Specifications BB Shell Width (mm) 68 BB Shell Width (mm) 73 BB/Frame Interface 386 EVO BB/Frame Interface PF30 Bottom Bracket Shell I.D. 46 Defined Color Black Spindle Interface Type BB30/PF30 Weight 114 Wheels Manufacturing PF30 PressFit Thread Together Bottom Bracket Bottom Brackets UPC: 811079022158 MPN: PF30-THD-CERZER Show more