Hole Spindle Bottom Axle Bicycles Bottom Bracket Crank Axis BSA Bottom Bracket

BSA thread: BC1.37" x 24T. Axle: Boron steel. Shell Width: 68 mm. 68 x 107mm. 68 x 127.5mm. 68 x 126mm. 68 x 124.5mm. 68 x 122.5mm.

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