Origin8 Revolvr Eccentric BB
Best affordable solution for single speed conversions on standard frames.
This component simplifies drivetrain customization by allowing for the conversion of specific frame standards. It provides essential adjustability for riders seeking to optimize their setup, particularly for single-speed conversions.
$70.00
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Who it's for
- Cyclists wanting a minimalist single-speed aesthetic on standard threaded frames
- Commuters and high-mileage riders seeking a low-maintenance drivetrain solution
- Mechanics looking for an elegant solution to chain slack issues
Who should skip it
- Performance riders committed to using oversized or proprietary crank systems
- Riders sensitive to mechanical noise who prefer silent, set-and-forget components
- Weight-conscious racers prioritizing the lightest possible build for climbing
Performance breakdown
Tensioning precision
The eccentric design offers granular control for perfect chain tensioning.
Build integrity
CNC-machined aluminum provides a robust, flex-free interface for hard pedaling.
Installation complexity
Requires specific tools and patience to dial in the eccentric alignment.
Compatibility versatility
Excellent for specific PF30 to GXP conversions, but limited in scope.
Bearing smoothness
High-quality internals ensure efficient power transfer with minimal rotational drag.
Adjustment range
Fourteen millimeters of travel easily accommodates most single-speed drivetrain setups.
Key Specs
Shell Width
68-73mm
Interface
BB30
Spindle Type
SRAM GXP
Material
CNC Aluminum
Adjustment
14mm eccentric adjustment
Know before you buy
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