SHIMANO bottom bracket '105', 5500-series with Octalink crank shaft

Shimano® 105 components are reliable, durable & high in quality

This item is no longer being offered by the manufacturer
  • better power transmission
  • BSA & ITA
  • multi point profile

Product information & technical details

Material: Aluminium
brand: SHIMANO
bottom bracket type: Octalink
Bottom Bracket Width: 68
Bottom bracket type: BSA, ITA


  • Cartridge bottom bracket Shimano with Octalink shaft
  • 8-tooth contact area, which connects the crankset and the bottom bracket, increases the resilience and rigidity in comparison to a normal square system

English reviews written for SHIMANO 105 bottom bracket OCT