Transform your biking experience with this complete 21-speed shifter and derailleur set, a comprehensive collection of cycle components crafted for reliability and reliability. Whether you're upgrading an old bike or building a new a great, this groupset provides the smooth, responsive gear changing you need to conquer any trail. The intuitive shifters feature a 2:1 pull ratio, a technology that ensures every gear change is crisp and accurate, giving you confidence on varied terrain.Never lose track of your gearing again. gear selectors come equipped with a clear optical gear display, so a glance is just a glance to know your position in the 3x7 speed range. This feature is for both beginning cyclists learning to manage gears and experienced cyclists who demand efficiency. This 3x7 bike trail bike gear kit offers compatibility, fitting clamp sizes from 31.8mm to 34.9mm and working seamlessly with 42T chainrings. Imagine effortlessly gear changing as you transition from a flat path to a challenging hill, with your drivetrain responding instantly to your input.This 21-gear shifter and derailleur set is engineered to enhance your bike's capabilities. The medium-cage rear derailleur is sturdy and versatile, supporting a flywheel up to 32T. This wide range gives you the lower gears necessary for steep climbs and the higher gears for picking up speed on descents, ensuring you're consistently the optimal gear for the situation. improve your bike's performance and feel the difference in control and performance on your next outdoor ride.
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