CeramicSpeed T47a Shimano 24 mm bottom bracket for gravel

The CeramicSpeed ALPHA series represents the pinnacle of bottom brackets, developed to deliver maximum efficiency, low friction, and long lifespan. This T47a Shimano model with a 24 mm axle standard is designed for gravel riders seeking a reliable, lightweight, and high-performance solution for demanding conditions and long distances.

• Enhanced durability: New seals and dust covers protect against moisture and dirt, significantly extending lifespan.
• High-quality materials: Hardened stainless steel races combined with CeramicSpeed balls ensure low friction and natural corrosion resistance.
• Lightweight and strong construction: Optimized bearing cups in a new alloy reduce weight without compromising strength.
• Easy installation: A consistent bearing and dust cover standard makes selection, installation, and maintenance easier.
• Proven performance: Over 1,000,000 test kilometers and continuous load tests at 3000 watts for 7 hours.
• Lifetime warranty: The entire BB ALPHA series is covered by CeramicSpeed's lifetime warranty.
• Model: T47a Shimano 24 mm Gravel.
• Type: T47a Shimano.
• Bearings: CeramicSpeed ceramic bearings.
• Axle fit: 24 mm.
• Box width: 77 mm asymmetric.
• Frame box diameter: 47 mm.
• Weight: 219 grams.

This bottom bracket combines CeramicSpeed's renowned friction-free performance with low weight, high durability, and easy maintenance, an ideal solution for gravel riders who want the best equipment for the toughest rides.