Rotor BB1 Road Ceramic Bottom Bracket Cups BSA-68-24

Rotor BB1 bottom bracket equipped with ceramic bearings and advanced non-contact labyrinth seals that give buttery-smooth spinning with unparalleled protection against dust, water and mud. New plastic caps offer significantly improved lateral compression and deformation resistance, facilitating crisp shifting. Elegant new cup design guarantees 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: 7075 T6 aluminium bearings: ceramic Weight supplement: manufacturer information