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Replacement bottom bracket for Power Drive splined cranksets. The stiff forged hollow chromoly spindle is supported by a pair of sealed industrial cartridge bearings. Additional weather protection comes from double “Snap” seals. Read more..
|210-3508||BB Power Drive 68x108mm BB8420AL|
|210-3524||BB Power Drive 68x118mm BB A8420AL w/Bolt|
|210-3533||BB Power Drive 73x113mm BB8420ST|
|210-3534||BB Power Drive 73x118mm BB8420|