Upgrade your Shimano 105 rear derailleur with the high-quality Tension and Pulley Set (RD-5800-GS). Designed for smooth and efficient gear shifting.

Precise and Reliable Gear Shifting: Achieve precision in gear shifting with the Tension and Pulley Set (RD-5800-GS). Enjoy smoother rides and reliable performance, ensuring you can conquer any terrain with confidence.

Superior Quality Pulley Set: The Pulley Set (RD-5800-SS) offers unmatched performance and durability.

Wide Range of Compatible Models: The Pulley Set (RD-5800-SS) is compatible with a wide range of Shimano models. Enjoy versatile performance on your rides.

Whether you're tackling challenging terrains or enjoying leisurely rides, these sets will enhance your overall cycling experience.