SHIMANO GRX Di2 RD-RX717 1x12-SPEED REAR DERAILLEUR electric-bike Nickel plated for years of

Nickel plated for years of service

designed for bike packing

tuning the drivetrain

1 x SKS Urban Stem Bag

secure bar mount available

SHIMANO GRX Di2 RD-RX717 1x12-SPEED REAR DERAILLEUR electric-bike Nickel plated for years ofThe SHIMANO RD RX717 GRX Di2 Wireless Rear Derailleur brings electronic precision to gravel and adventure riding. This 12 speed derailleur features wireless shifting via integrated battery (BT DN320 sold separately) with BLE and ANT+ connectivity for seamless gear changes on any terrain. The Shadow ES design includes a low profile skid plate and dual spring chain stabiliser that reduces bounce and skipping on rough surfaces. Enhanced spring force