| Thread | BC1.37” x 24T. |
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| Axle | Boron steel. |
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| Finish | Phosphated cups, anodized sheath. |
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| Weight | 280 g. |
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| Options | VP-BC73C for chain guard stay mount plate. VP-BC73A Cold forged aluminum cups. VP-BC73E for front derailleur BB mount plate. VP-BC73T Axle with chainline stopper ring. VP-BC73W Water proof seal. TW/CN |
