Shop all Shimano | Shop all Derailleur Parts
Tension and guide pulley set for the Shimano GRX Di2 RD-RX817 11-speed rear derailleur. Set consists of guide and tension pulley with 11 teeth for smooth running each.
365 DAY RETURNS
Its OK to change your mind!
OUR CUSTOMERS LOVE US
4.8 Satisfaction Rating from Shopper Approved.
WE ARE EXPERTS
selling only the best cycling gear since 1986