The Blackbearing 46-68/92-Dub Bottom Bracket is meticulously engineered for cyclists who demand reliability and efficiency. Designed for DUB cranksets with a 28.99 mm diameter, it’s suitable for both MTB and road biking applications.
Perfect Housing Alignment: The two machined aluminum cups screw into each other, ensuring precise housing alignment. This innovative design reduces cracking risks, improves frame stability, and enhances your overall riding experience.
Smooth and Durable Operation: Built for better fluidity and performance, the bottom bracket features high-quality bearings that ensure smooth pedaling. Its design focuses on durability, offering extended bearing longevity for rigorous riding conditions.
Easy Maintenance and Interchangeable Bearings: With interchangeable bearings, there’s no need to replace the entire case—simply swap out the bearings as needed. This feature minimizes frame damage since the body of the case doesn’t require extraction during maintenance.
The Blackbearing 46-68/92-Dub Bottom Bracket is designed for easy installation and servicing, providing a seamless upgrade for cyclists.
Features
- Perfect Alignment: Machined aluminum cups screw together for accurate housing alignment, reducing cracking risks and improving frame stability.
- Smooth Operation: High-quality bearings ensure fluid pedaling for both MTB and road biking.
- Durable and Low Maintenance: Interchangeable bearings allow easy replacement without extracting the case, minimizing frame damage.
- Easy Installation: Designed for hassle-free setup and servicing, ideal for cyclists seeking precision and convenience.
Technology
- BBlock Technology: Focuses on sustainable maintenance by limiting replacement to bearings, ensuring a longer lifespan for the bottom bracket.
Specifications
- Type: MTB and Road
- Compatible with: 28.99 mm Axles, SRAM Dub Type
- Frame Inner Diameter: 46 mm
- Frame Width: 68 to 92 mm
- Bottom Bracket Axle Diameter: Dub 28.99 mm
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You can also email us at support@madoverbiking.com or call us at 9315376395
The Blackbearing 46-68/92-Dub Bottom Bracket is meticulously engineered for cyclists who demand reliability and efficiency. Designed for DUB cranksets with a 28.99 mm diameter, it’s suitable for both MTB and road biking applications.
Perfect Housing Alignment: The two machined aluminum cups screw into each other, ensuring precise housing alignment. This innovative design reduces cracking risks, improves frame stability, and enhances your overall riding experience.
Smooth and Durable Operation: Built for better fluidity and performance, the bottom bracket features high-quality bearings that ensure smooth pedaling. Its design focuses on durability, offering extended bearing longevity for rigorous riding conditions.
Easy Maintenance and Interchangeable Bearings: With interchangeable bearings, there’s no need to replace the entire case—simply swap out the bearings as needed. This feature minimizes frame damage since the body of the case doesn’t require extraction during maintenance.
The Blackbearing 46-68/92-Dub Bottom Bracket is designed for easy installation and servicing, providing a seamless upgrade for cyclists.
Features
- Perfect Alignment: Machined aluminum cups screw together for accurate housing alignment, reducing cracking risks and improving frame stability.
- Smooth Operation: High-quality bearings ensure fluid pedaling for both MTB and road biking.
- Durable and Low Maintenance: Interchangeable bearings allow easy replacement without extracting the case, minimizing frame damage.
- Easy Installation: Designed for hassle-free setup and servicing, ideal for cyclists seeking precision and convenience.
Technology
- BBlock Technology: Focuses on sustainable maintenance by limiting replacement to bearings, ensuring a longer lifespan for the bottom bracket.
Specifications
- Type: MTB and Road
- Compatible with: 28.99 mm Axles, SRAM Dub Type
- Frame Inner Diameter: 46 mm
- Frame Width: 68 to 92 mm
- Bottom Bracket Axle Diameter: Dub 28.99 mm

