CeramicSpeed BB ALPHA ITA SRAM DUB Road Bottom Bracket
The CeramicSpeed BB ALPHA ITA SRAM DUB Road Bottom Bracket is a premium Italian-threaded bottom bracket designed for SRAM DUB 28.99 mm cranksets. It is engineered to deliver extremely low friction, high durability, and excellent protection against contamination, while maintaining a lightweight and serviceable construction.
Built with CeramicSpeed’s BB ALPHA platform, it is designed to last longer than conventional bottom brackets and to maintain smooth performance over time, even in demanding road, triathlon, and track use.
Key Features
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Compatible with ITA (Italian threaded) frames
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Designed for SRAM DUB 28.99 mm crank axle
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Ultra-low friction performance
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Hardened stainless-steel bearing races
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Grade-3 Silicon Nitride ceramic balls
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Up to 500% improved moisture protection
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Lightweight and serviceable design
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Simplified spacer system for easier installation
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Lifetime warranty
Technology & Construction
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Precision-engineered sealing system for contamination resistance
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Light-contact custom seals for reduced friction
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POM dust covers for improved durability
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7075 aluminum cups for strength and low weight
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Optimized bearing positioning for better protection
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Designed for long service life and consistent performance
Technical Specifications
| Specification | Details |
|---|
| Type | Bottom bracket |
| Standard | ITA (Italian threaded) |
| Crank Compatibility | SRAM DUB |
| Axle Diameter | 28.99 mm |
| Crank Width | 70 mm |
| Discipline | Road / Triathlon / Track |
| Material | 7075 aluminum cups + steel races |
| Bearings | Ceramic (Silicon Nitride) |
| Net Weight | 84 g |
| SKU | 115417 |
| Color | Black |
In practice
This bottom bracket is designed for riders using SRAM DUB cranksets in Italian-threaded frames who want maximum efficiency and minimal drivetrain friction. The ceramic bearings and advanced sealing system ensure smooth rotation, long service life, and strong resistance to moisture and contamination, making it a high-end upgrade for performance-focused road cyclists.
