CeramicSpeed Pulley Wheels Shimano GRX RX820

Pulley wheels from CeramicSpeed for Shimano GRX RX820 1x12-speed rear derailleur systems. This replacement part is made for this specific groupset and comes in black with coated ceramic bearings.

• Compatibility: Fits Shimano GRX RX820 1x12-speed.
• Bearings: Coated ceramic bearings.
• Installation: Installs without special tools.
• Color: Black.

Check the rear derailleur and groupset before installation.