The Blackbearing T47 68/73-24/GXP B5 Bottom Bracket is designed to offer a seamless and efficient connection between your frame and crankset, ideal for riders looking for lasting performance and easy maintenance. Featuring durable machined aluminum cups, this bottom bracket provides a precise fit for smooth, quiet rides.

Built for Compatibility and Adaptability: This bottom bracket is compatible with both 24mm Shimano Hollowtech II type axles and GXP axles, thanks to the included adapter. Its flexible design makes it an excellent choice for those who value compatibility across multiple crankset standards.

Interchangeable Bearings for Easy Maintenance: With Blackbearing's interchangeable bearing design, there's no need to replace the entire bottom bracket assembly when the bearings wear out. Simply switch out the bearings without removing the bottom bracket casing, reducing maintenance costs and minimizing wear on the frame.

Enhanced Frame Protection: The aluminum cups screw directly into the frame and are secured with an aluminum spacer, ensuring robust alignment. This design minimizes frame stress, reducing the risk of damage during installation and maintenance.

Engineered with high-quality materials, this bottom bracket delivers smooth performance and increased bearing life, so you can enjoy efficient power transfer and reduced friction on every ride.

Features

• Wide Compatibility: Fits both 24mm Shimano Hollowtech II and GXP axles, with an included adapter for versatile use across multiple cranksets.
• Interchangeable Bearings: Simplifies maintenance by allowing quick bearing replacement without removing the bottom bracket casing, saving time and frame wear.
• Enhanced Frame Protection: Aluminum cups secure with an aluminum spacer, ensuring precise alignment and reducing frame stress during installation.
• Precision Engineered: CNC-machined for durability and smooth power transfer, delivering reduced friction and extended bearing life.

Specifications

• Type: MTB
• Frame Diameter: 47 mm
• Frame Width: 68/73 mm
• Bottom Bracket Axle: 24 mm
• Bottom Bracket Mount: T47 Threaded
• Compatible Brands: Shimano, Sram, Truvativ, Rotor, FSA...
• Crank Standard: Shimano Hollowtech II
• Bearings: B5
• Material: CNC machined 7075T6 aluminum with black anodized finish
• Grease: Premium