Top rated Bottom brackets
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1. Shimano BB-UN300
The Shimano BB-UN300 is a high-quality bottom bracket designed for improved performance and stability while cycling. It features a robust square axle and is equipped with high-quality cartridge bearings that ensure smooth operation. This bottom bracket is available in various mounting types, including standard, E-Type, and chain guard options, making it versatile and adaptable for different bicycle frames. The use of aluminum for the adapter material provides high strength and durability. With a shell width of 68 mm and an axle length of 118 mm, the BB-UN300 is ideal for many common bicycle models. It offers easy installation and is suitable for self-assembly, making it a practical choice for cycling enthusiasts.
- High-quality cartridge bearings for improved performance
- Various mounting types: standard, E-Type, and chain guard
- Robust square axle for increased stability
- Adapter material made of aluminum for durability.
2. Shimano Sm-Bb7241b
Shimano Ultegra - The true spirit of sports! The Ultegra series is "professionally tested," as it is directly derived from the Dura Ace group. The technologies employed in the new Ultegra 6800, such as the 11-speed drivetrain, newly designed brakes, and advanced chain refinement, represent the latest technology proven in professional racing.
Significant advantages:
- Comfort, especially on long rides, with enhanced control
- Ergonomic grip shape for easier, faster, and more precise shifting with less effort
- Rider Tuned 11-speed shifting system for universal use
- New 11-speed drivetrain increases gear selection for various riding scenarios
- Ride faster with better control, especially when gripping from above
- Brake force increased by 10% for more control
- Efficient conversion of effort into propulsion
- High rotational efficiency ensures high power output
Intended use: Road bike
Design: Hollow axle
Installation width: 86.5 mm
Frame compatibility: BB86 bottom bracket
Design: Pressed bearing cups axle
Axle diameter: 24 mm.
3. Sram Dub Bsa
The new SRAM DUB bottom bracket series has a simple function. Connect the crank arms and protect the smooth, long-lasting transmission of power to your drive. To enable this unique focus, SRAM has designed the DUB bottom bracket to be the only true connecting component. An oversized bottom bracket that can be combined with any bottom bracket standard. For a better compatibility of the bottom bracket. For a better protection against weather conditions. For a long lasting performance. Stronger, smoother and easier to use. - Frame compatibility: BSA - Purpose: MTB - Weight: 76 g - Details: - Bearing shells: CNC machined aluminium - Type: hollow axle - Installation width: 73 mm bottom bracket - Type: screwed bearing shells axle - Axle mount: DUB (28.8 mm).
4. Sram Dub
Designed for the most demanding professional riders and for anyone who wants to worry about nothing after installation. DUB is compatible with all common bottom bracket standards. The system features better sealing than ever before while still fitting into any frame. At the same time, it paves the way for a revolutionary crank axle, resulting in the lightest crankset in the world to date. DUB sets a new standard in durability that everyone can benefit from. Intended use: MTB. Design: Hollow axle. Frame compatibility: BSA. Bottom bracket design: threaded bearing cups. Axle interface: DUB (28.8 mm).
5. Sram BB DUB English(BSAx68/73x28.99) 55 Chainline
The Sram DUB BSA bottom bracket is an essential component for any mountain bike enthusiast seeking performance and reliability. It has been designed to perfectly harmonize with the most common mounting standards, ensuring smooth and efficient operation of your drivetrain.
Here are some features that make this bottom bracket a preferred choice:
- Compatibility: Well-designed to fit frames with BSA thread sizes of 68/73 mm, ideal for a wide range of mountain bikes.
- Chainline of 55 mm: Optimal for ensuring good pedaling geometry, which is crucial for efficiency and maneuverability on various terrains.
- DUB System: The DUB system is known for its durability and simplicity. With its sealed bearings, it offers excellent resistance to adverse weather conditions and dirt.
- Easy Installation: This bottom bracket has been designed for easy installation, allowing cyclists to perform a quick and hassle-free setup.
- Performance Boost: Thanks to its high-quality design, it contributes to better pedal efficiency, enabling cyclists to get the most out of every pedal stroke.
This Sram DUB BSA bottom bracket is part of Sram's products, which stand for innovation and quality. It is the perfect accessory for those looking to optimize their mountain biking experience, whether for tours on rough trails or races on the circuit. Choosing a high-performance bottom bracket means securing an enhanced cycling experience and more enjoyable rides.
6. Sram Dub Bsa Mtb
The new SRAM DUB bottom bracket series has a simple task: to connect the crank arms and ensure a durable power transfer in the drivetrain. To this end, we developed the DUB crankshaft, a one-piece oversized design that is compatible with all bottom bracket standards. It offers better crank compatibility, improved protection against the elements, and long-lasting performance – more stable, smoother, and easier.
Purpose: MTB
Details:
- Oversized shaft that works with all bottom bracket standards
- Significantly better sealing due to Gutter Seal Technology
- Much lighter than the GXP system
- Industrial bearings
- Type: Hollow axle
- Frame compatibility: BSA bottom bracket
- Type: Screwed bearing shell axle
- Axle mounting: DUB (28.8 mm).
7. Sram Dub/Bsa Mtb
The new SRAM DUB™ bottom bracket series has a simple task - connect your crank arms and protect the smooth, long-lasting power transmission to your drivetrain. To enable this unique focus, we have developed the DUB™ spindle as the only truly unifying component. An oversized spindle that works across any bottom bracket standard. For better crank arm compatibility. For better protection from the elements. For longer lasting performance. To be stronger, smoother and easier. Now, back to the ride. - Frame compatibility: BSA - Intended use: MTB - Details: - Significantly lighter than the GXP® system - Sealed cartridge bearings - Type: Hollow axle - Installation width: 83 mm (approx.) Bottom bracket - Type: Bolted bearing shells axle - Axle mount: DUB (28.8 mm).
8. Sram DUB PressFit Road Wide
The new SRAM bottom bracket series DUB has a very simple task: to connect the crank arms together and thereby ensure a durable power transmission into the drive. For this specific requirement, we have designed the DUB crankshaft: a single oversized shaft that works with all bottom bracket standards. For better crank compatibility, better protection from the elements and long-lasting performance - more stable, smoother, simpler. Now get back on the bike! - Frame compatibility: BB92 - Intended use: Road bike - Weight: 72 g - Details: - One oversized shaft that works with all bottom bracket standards - Significantly lighter than the PFGXP system - Easy installation, the bearing shells can be pressed into the frame - Type: hollow axle bottom bracket - Type: pressed bearing shells axle - Axle mount: DUB (28.8 mm).
9. Sram DUB BB 30 Road Wide
The new SRAM bottom bracket series DUB has a very simple task: to connect the crank arms together and thereby ensure a durable power transmission into the drive. For this specific requirement, we have designed the DUB crankshaft: a single oversized shaft that works with all bottom bracket standards. For better crank compatibility, better protection from the elements and long-lasting performance - more stable, smoother, simpler. And now back on the bike! - Purpose: Road bike - Details: - Oversized shaft that works with all bottom bracket standards - Significantly better sealing by Gutter Seal Technology - Significantly lighter than the GXP system - Industrial bearings - Type: Hollow axle - Frame compatibility: BB30 bottom bracket - Type: pressed bearing shells axle - Axle mount: DUB (28.8 mm).
10. Sram DUB PressFit 30 Road Wide
The new SRAM DUB bottom bracket series has a very simple task: to connect the crank arms while ensuring a durable power transfer in the drivetrain. For this specific requirement, we designed the DUB crankshaft: a single oversized shaft that works with all bottom bracket standards. For better crank compatibility, improved protection against the elements, and long-lasting performance - stable, smooth, and simple. And now, back on the bike!
Purpose: Road bike
Details:
- An oversized shaft that works with all bottom bracket standards
- Significantly lighter than the PFGXP system
- Easy installation, the bearing cups can be pressed into the frame
Design: Hollow axle
Frame compatibility: PF30 bottom bracket
Design: Press-fit bearing cups axle
Axle interface: DUB (28.8 mm).
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