ISIS Drive
68 - 108mm
M11.5 extra long CNC'd crank bolts
2 Bearing Races
68-108mm 1.37" x24T Euro BB thread
70-108mm 1.41" x24T ItalianBB thread
weight: 133g
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ISIS Drive
M15 extra long CNC'd crank bolts
2 Bearing Races
68-108mm 1.37" x24T Euro BB thread
70-108mm 1.41" x24T Italian BB thread
weight: 145g

WateR Proof Seal