Rotor BB30 To 24mm Bottom Bracket Converter – Ceramic Bestsellers

Rotor's ingenious BB30 to BB24 converter BB allows the installation of conventional cranks with 24mm spindles in BB30 frames. Suitable for road and mountain bike frames and using revised, non-contact labyrinth seals, Rotor has been able to achieve a buttery-smooth feel along with unparalleled protection against dust, water and mud.