rand: JIANKUNSize: 41*24*24mm( threaded)Spindle/Bearing inner diameter: 24mmFit BB shell width: 68/73mmFit BB shell inner diameter: 1.37in x 24 TPISpindle Interface Type: Hollowtech IIChain line: 48.5mmBearings: Sealed (3 spacers included) Ship from Florence, Kentucky, United StatesTo United States: by USPS - First Class Package (Standard 3-5 Business Days)if heavier then 453g(1 lbs): by USPS - Priority Mail (Express 2-3 Business Days)