ROTOR BB4224

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BB30 to BB24 converter which allows the installation of conventional BB24 cranks with 24mm axle in BB30 frames. New, advanced non-contact labyrinth seals give buttery-smooth spinni ng with unparalleled protection against dust, water and mud. Improved plastic caps offer significantly improved lateral compression and deformation resistance, facilitating crisp shifting. Elegant cup design offers a sleek, modern look, combining striking angles with smooth curves. Compatible with all conventional Rotor cranks, Shimano and Shimano compatible cranks with 24mm integrated axle.Material: bearing cups: aluminiumbearings: steel Show more