SRAM DUB T47 Bottom Bracket
Best reliable threaded bottom bracket for discerning cyclists.
A reliable interface that bridges the gap between crankset and frame, prioritizing smooth rotation and environmental protection. It simplifies drivetrain setups while ensuring consistent power transfer for road and gravel riders.
$49.99
at
State Bicycle Co.
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Who it's for
- Cyclists seeking a reliable, long-lasting bottom bracket solution.
- Home mechanics and riders prioritizing easy, quiet drivetrain upkeep.
- SRAM DUB crank owners desiring perfect compatibility and performance.
Who should skip it
- Riders with frames not designed for the T47 85.5mm bottom bracket standard.
- Budget-conscious cyclists or those seeking more affordable alternatives.
- New mechanics without a comprehensive set of bicycle-specific tools.
Performance breakdown
Bearing Sealing
Advanced seals effectively block grit and moisture from compromising internal bearings.
Installation Simplicity
The unified DUB system makes setup straightforward for home mechanics.
Power Transfer
Rigid aluminum housing ensures minimal flex during high-torque climbing efforts.
Compatibility
Standard T47 threading offers broad integration across modern road frames.
Serviceability
Non-serviceable bearings mean full replacement is required when wear occurs.
Durability
Robust construction withstands the rigors of daily gravel and road riding.
Key Specs
BB-Frame Interface
T47
Shell Width
77 mm
Shell Diameter
47 mm
Crank-BB Interface
DUB
Bearing Type
Sealed cartridge
Spindle Diameter
29 mm
Cup Material
Aluminum
Compatibility
Road and Road Wide cranksets
Color
Black
Thread Type
English BSA M47 x 1
Know before you buy
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