Shimano MT800 series press fit bottom bracket.
- Cups are made from fibre reinforced polymer material which reduces the risk of frame noise and damage
- Set includes left and right hand cups, 2.5mm spacer, inner cover, and inner O-rings
- Sealed cups keep out dirt and water
- Maintenance free
- Compatible with 89.5mm (with 2.5mm spacer) and 92mm shells
- 41mm cup diameter
- Easy press-fit installation