CeramicSpeed T47a 30 mm bottom bracket for gravel

The CeramicSpeed ALPHA series represents the pinnacle of bottom brackets, designed to deliver maximum efficiency, low friction, and long lifespan. This T47a model with a 30 mm axle is ideal for gravel riders seeking a reliable, lightweight, and efficient bottom bracket for demanding conditions and long rides.

• 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 30 mm Gravel.
• Type: T47a 30 mm.
• Bearings: CeramicSpeed ceramic bearings.
• Axle fit: 30 mm.
• Box width: 77 mm asymmetric.
• Frame box diameter: 47 mm.
• Weight: 213 grams.

This bottom bracket combines CeramicSpeed's legendary frictionlessness with low weight and high durability – the obvious choice for the gravel rider who wants maximum performance under all conditions.