Shimano 105 BB-5500 Bottom Brackets 109.5mm 68mm - BSA

Shimano 105 bottom bracket for 2-speed cranks
Specifications

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