Ceramic Headset bearing for Giant&Liv OverDrive 2/OD2 TCR Defy TCX Propel LANGMA

Won't fit OverDrive or OverDrive 2 MTB. Upper headset bearing: 32.8x41.8x6 MR136. Lower Headset bearing: 37x46.9x7 MR137. Bearing Race Material: P6 bearing steel. Bearing Ball Material: P6 bearing steel.

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