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With an integrated chain stabilizer mechanism, the GRX SHIMANO shifting provides a quieter experience and safety and precision when shifting on mixed terrain.
For smooth surfaces, the derailleur has an ON/OFF switch for the chain tensioner.
The RD-RX817 DI2 version offers the digital precision of electronic shifting and synchronized shifting SHIMANO and is compatible with mtb cassettes with a max. 42T low sprocket.
Get register and you will earn 320 points/€16.00
(Each €1.00 spent = 1 point, 1 point = €0.05 discount)
Your cart will total 320 points that can be converted into a voucher of €16.00.
Your cart will total 320 points that can be converted into a voucher of €16.00.
Characteristics
- Quiet, uninterrupted shifting on rough terrain
- Adjustable chain stabilizer prevents chain loosening and exit
- SHIMANO SHADOW RD+
- Smooth and reliable shifting on mixed surfaces
- Change the ON/OFF position of the stabilizer to suit the terrain
- Clutch tension adjusted for gravel
- Compatible with the existing DUAL CONTROL road lever
- Top sprocket: Max. 11T/min. 11T
- Lower sprocket: Max. 42T/min. 40T
- Total Capacity: 31T
IRDRX815
New
4550170443184
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