e*thirteen BB89.5 / BB92 / BB107 / BB121 Bottom Bracket – PF41-89.5/92/107/121-30 Online

Bottom Bracket for all e*thirteen crank sets with 30 mm axle diameter.Double row bearings with custom seals and grease fill and center tube for better sealing and longer life.Including spacers for different axle length.Fits frames with BB89.5 / BB92 / BB107 and BB121 case widths.Case width: 89.5mmMaterial: steel bearingsWeight supplement: manufacturer information