Shimano Dura-Ace SL-BSR1
Best precision shifting for competitive road cyclists and touring enthusiasts.
These shifters offer precise, reliable gear changes for time trial and triathlon setups. By mounting at the end of the handlebars, they provide an aerodynamic and ergonomic solution for riders who prioritize efficiency and consistent performance over complex integrated brake-shifter systems.
$133.97
at
Bicycle Addiction
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Who it's for
- Cyclists prioritizing bombproof reliability and tactile feedback over electronic complexity.
- Triathletes and time trial specialists seeking marginal gains in speed and efficiency.
- Riders who demand premium component longevity and robust construction for competitive cycling.
Who should skip it
- Competitive riders where every second in an aero position is critical.
- Tech-savvy cyclists accustomed to the convenience and precision of electronic drivetrains.
- Road cyclists seeking versatile shifting options for varied terrain and riding styles.
Performance breakdown
Aerodynamic Efficiency
Bar-end placement minimizes frontal profile for maximum speed gains.
Shift Precision
Dura-Ace indexing delivers crisp, reliable gear changes every time.
Build Durability
Rugged construction withstands the rigors of competitive racing environments.
Ergonomic Integration
Streamlined design keeps your cockpit clean and uncluttered.
Installation Versatility
Flexible mounting options fit most standard road handlebars and bosses.
Weight Optimization
Minimalist materials keep the front end light and responsive.
Key Specs
Drivetrain Speeds
11
Front Shifting
2-Speed
Mounting Type
Bar End / Downtube
Compatibility
Shimano Road
Indexing
Yes (Rear)
Fit Range
19-22mm
Know before you buy
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