Shimano 105 bottom bracket for 2-speed cranks. Octalink profile. Available for BSA or ITA thread.


Material: Axle CroMo-steel, cups aluminium

Weight: approx. 250g (at 68mm/at shell-width 68mm))

Frame type: selectable

Case width: 68mm (BSA)/70mm(ITA) selectable

Bracket, length of axle: 109,5mm

Bracket, profile of axle: Octalink

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