The ThreadFit T47 30i Bottom Bracket provides the security and reliability of a threaded bottom bracket with the stiffness and power transfer gains of a PressFit 30 bottom bracket shell.Fit Kit sold separatelyThreadFit T47 30i will fit 68mm, 73mm, 83mm, 86mm, and 92mm shell widths with 30mm spindlesLegendary made-in-house bearingsEasily serviceable with a grease injection toolKing Lifetime WarrantyItem SpecificationsBB Shell Width (mm)68BB Shell Width (mm)73BB Shell Width (mm)86BB/Frame InterfaceT47Bottom Bracket Shell I.D.47Defined ColorGreen Chris King ThreadFit T47 30i Bottom Bracket Bottom Brackets UPC: 841529274400