Ceramicspeed bottom bracket BB ALPHA T47 T47a 77 mm asymmetric SRAM DUB Road 28.99 29 mm spindle road eg Factor Cervelo 115445

CeramicSpeed BB ALPHA Bottom Bracket – T47a SRAM DUB Road (Asymmetric 77 mm)
SKU: 115445
Brand: CeramicSpeed
Type: BB ALPHA Ceramic Bottom Bracket

A bottom bracket built to outlast your frame. The CeramicSpeed BB ALPHA is custom-engineered to precisely pair a SRAM DUB crankset (28.99 mm spindle) with a threaded T47a asymmetric frame (77 mm shell width).

BB ALPHA features hardened stainless-steel races hand-built with Grade-3 Silicon Nitride ceramic balls, custom-engineered seals, and precision dust covers—delivering up to 500% better moisture protection while retaining ultra-low friction performance. The simplified spacer tube design and lighter cups ensure quick installation and a 10% weight reduction over previous generations. All CeramicSpeed BB ALPHA models are backed by a lifetime warranty.

Key Features

• Lifetime Warranty
• Hardened stainless-steel races with Grade-3 ceramic balls
• Up to 500% improved moisture and contamination protection
• Corrosion resistant by design with ultra-low friction performance
• 10% weight reduction and simplified spacer tube design
• Lightweight, reusable, and fully serviceable construction

Technical Specifications

In the Box

• CeramicSpeed BB ALPHA for T47a SRAM DUB Road bottom bracket
• DUB Spacer Kit
• UFO TECH All Round Bearing Grease (5 ml)
• CeramicSpeed Decal