The Rotor BB30 / BSA bottom bracket with external bearings allows the installation of Rotor cranksets in frames with BSA bottom brackets. The bottom bracket is equipped with high quality ceramic cartridge bearings of Enduro bearing which ensure a very smooth operation at high durability. The silicone seals enhance these properties, because they better keep dirt and water.
Material: Aluminium 7075 Stock: industrial bearings in ceramics Setting: BSA Crankset: BB30 Housing width BB: 68-73 mm Color: red (ceramic)
Weight: 86g (excl Spacer.)
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