Shimano GRX RD-RX812 11 Speed Rear Derailleur, Single

Shimano GRX RD-RX812 11 Speed Rear Derailleur, Single

• Shadow Plus uses a chain stabilising switch that when on will reduce chain bounce in rough terrain maintaining more stable drive and shifting

• High tolerance cold forged aluminium link plates and body construction is extremely light and durable

• Compatible with 11-speed HG chains

• Wide gear ratio compatible up to 11-42T

• For use with single chainset

• Weight: 267g

Shimano GRX, with its gravel specific ergonomics, optimized gearing options, rugged reliability, and quiet and stable drivetrain, sets itself apart from the rest of the component world.

Low profile Shadow Plus design 11-speed rear derailleur for fast and precise shifting performance.