The Shimano RD-6800 Tension & Guide Pulley is a high-quality replacement part designed for smooth and reliable performance on your bike. Weighing just 19 grams, this pulley set is lightweight yet durable, ensuring optimal functionality during your rides. The pulleys feature sealed bearings for reduced friction and increased efficiency, contributing to a more efficient power transfer. Compatible with Shimano Ultegra RD-6800 rear derailleurs, these pulleys are precision-engineered to deliver precise shifting and consistent chain tension. The RD-6800 Tension & Guide Pulley set is a must-have for cyclists looking to maintain their drivetrain's performance at its best. Upgrade your bike with these premium pulleys and experience enhanced gear shifting and overall riding experience.