BB30 TO EXTERNAL - Specifically designed for installing 24.00mm spindle diameter cranks (Shimano, Etc.) in BB30 (42mm ID BB shell) frames without the need for any adapters. - Note: FSA MegaExo spindles can be between 24.00mm and 24.07mm in diameter. If your FSA spindle is 24.07mm, this BB will not work! *(PRESS-7) Universal Bottom Bracket Press. *(WRENCH-BB48-44) Wheels Mfg Double End BB Wrench, 16-notch BB tool - 48.5 / 44mm. - BB Shell Type: BB30 - BB Shell Width: 68/73mm - Crank Spindle Diameter: 24mm - Interface: BB30 - Cup Diameter: 42mm - BB Bearing: ABEC 3 - Primary Color: Black