The ThreadFit T47 30x 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 30x fits 68mm and 73mm 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/Frame InterfaceT47Bottom Bracket Shell I.D.47Defined ColorGreen Chris King ThreadFit T47 30x Bottom Bracket Bottom Brackets UPC: 841529274448