Shimano XT BB-MT800 Hollowtech II Bottom Bracket – Precision Performance for MTB Cranks

Engineered for mountain bikers who demand smooth, reliable power transfer, the Shimano XT BB-MT800 bottom bracket combines durability and efficiency. Compatible with 24mm Shimano MTB cranks, it’s the ideal upgrade for trail riders and cross-country racers seeking a maintenance-free solution.

Key Features:

• Sealed Bearings: High-quality sealed cartridge bearings resist dirt, water, and debris, ensuring long-lasting performance in rugged conditions.
• Hollowtech II Design: Lightweight yet robust spindle interface enhances stiffness for efficient pedaling.
• Universal Fit: Supports both 68mm and 73mm BB shell widths (English threaded), making it versatile for most MTB frames.
• Sleek Black Finish: Matches seamlessly with modern bike aesthetics.

Why Choose the BB-MT800?

• Weight Savings: At just 82.1g, it reduces rotational mass for quicker acceleration.
• Low Maintenance: Sealed construction eliminates frequent servicing—perfect for endurance rides or muddy trails.
• Optimized Compatibility: Designed specifically for Shimano’s Hollowtech II cranksets (e.g., Deore XT, SLX).

Ideal for:
– Mountain bikers upgrading from basic bottom brackets
– Riders tackling technical terrain who need dependable power transfer
– Cyclists prioritizing lightweight components without sacrificing durability

Compare to standard BBs:
| Feature | BB-MT800 | Generic Bottom Brackets |
|————–|———————–|————————–|
| Bearings | Sealed, high-grade | Often unsealed |
| Weight | 82.1g (lightweight) | Typically heavier |
| Compatibility| Shimano Hollowtech II | Limited spindle options |

Upgrade your ride with Shimano’s proven engineering—built to endure hard hits and mile after mile of adventure.