The Bicycle Peak 21 Speed Shifters deliver straightforward, dependable shifting performance for recreational riders and commuters who want to restore or upgrade their 21-speed drivetrain. Whether you’re performing routine maintenance or a complete cockpit overhaul, these shifters provide the gear control you need with user-friendly operation and consistent performance. These shifters feature an ergonomic thumb-lever system that lets you make rapid gear transitions across your cassette and crankset.







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