Shimano GRX RD-RX817 Di2

SKU: IRDRX817
By Shimano
$449.99
Speeds
Description

* GRX Di2 11 speed rear derailleur for 1X cranks

* Adjustable chain stabilizer prevents chain slapping and drops

* Gravel-tuned clutch tension can be toggled ON/OFF to match the terrain

* Low sprocket: Max. 42T/Min. 40T

* Top sprocket: 11T
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