Shimano HollowTech II bottom bracket for MTB.
- Genuine Shimano HollowTech II bottom bracket assembly
- Set includes left and right hand cups, spacers, inner cover and inner O-rings
- Sealed cups keep out dirt and water - ideal for Welsh weather!
- Maintenance free
- Compatible with 68 mm and 73 mm shell
- Durable silver anodised finish
- Easy to install