Shimano Ultegra 6700/6703 BB Cups

Shimano Ultegra 6700/6703 BB Cups

A perfectly mate for the Shimano Ultegra 6700 HollowTech 2 crankset.

• The Shimano HollowTech 2 integrated bottom bracket employs outboard (i.e. wider) bearing placement with a larger axle diameter for improved stiffness, efficiency and longevity compared with traditional 3-piece chainsets.
• The integrated seals keep the elements out without compromising the smooth action of the cartridge sealed bearings.
• Approximate weight: 92g.

Shimano