MTB Bottom Bracket 89.5x92mm Press Fit Black For Hollowtech II Cranks, Full XT Level Assembly With Sealed Cups, Left And Right Cups, 2.5mm Spacer, Inner Cover, O Rings, Durable Bike Component Upgrade

Single 89.5x92mm press fit MTB bottom bracket for Hollowtech II ✔️ Sealed cups protect dirt and water; includes left and right cups

The MTB XT Bottom Bracket is a complete press-fit assembly designed for Hollowtech II MTB cranks. It includes left and right cups, a 2.5 mm spacer, an inner cover, and inner O-rings to seal against dirt and water. This setup provides a reliable, high-performance connection for rugged mountain biking.

✅ 89.5x92 mm press-fit size
✅ Sealed cups protect dirt and water
✅ Includes left and right cups, 2.5 mm spacer, inner cover, and inner O-rings
✅ Complete XT level assembly for Hollowtech II MTB cranks
✅ Color: Other; Release date: 06-11-2018

💡 What is a sealed press-fit bottom bracket used for in MTB setups?

It provides a durable, dirt-tight interface between crank and frame, keeping components running smoothly in challenging conditions.

- In MTB use, it minimizes grit ingress and reduces wear
- Fits 89.5x92 mm frames with Hollowtech II cranks
- Sealed cups and O-rings simplify maintenance through wet rides
- Helps maintain precise crank alignment for consistent pedaling