- Genuine Shimano HollowTech II bottom bracket assembly
- Length of screw thread is increased to enable the fitment of chain devices
- Set includes left and right hand cups, spacer, inner cover and inner O-rings
- Light weight seal structure helps to remove vital grams
- Sealed cups keep out dirt and water
- Maintenance free
- Compatible with 83 mm shells
- Durable gold anodised finish
- Easy installation
- Click and collect is available on all of our products.
- Collection days / times are subject to the availability of the selected item(s).