Detail description for Rotor BB1 Steel Bottom Bracket
The BB1 is incredibly light and will match up with all high end cranks with looks and performance, Will work with all 24mm axles using external bearing system. This is ideal for those looking to shed every possible gram while at the same time acquiring an incredibly smooth bottom bracket. -New advanced non contact Laberynth seals give buttery smooth spinning with unparalled protection against dust, water and mud -New plastic cups offer significantly improved lateral compression and deformation resistance, facilitating crisp shifting
British Thread only - BSA