SHIMANO GRX RD-RX820 2x12-SPEED REAR DERAILLEUR discount_processed Addix-E | Compound developed for

Addix-E | Compound developed for E-bikes with maximum durability

0 mm twin-parallel

Requires ANT+ compatible sensor such as DuoTrap S or Interchange Combo Sensor

while still maintaining insulation through the inside brushed WarmYarn knit

1 x Bosch adapter from Active/Performance Line to Classic+

SHIMANO GRX RD-RX820 2x12-SPEED REAR DERAILLEUR discount_processed Addix-E | Compound developed forThe Shimano GRX RD RX820 is a 2 x 12 speed rear derailleur engineered for gravel and mixed terrain riding. Its integrated chain stabilizer reduces bounce and chatter on rough surfaces, with an ON OFF switch to deactivate it on smooth roads. The Shadow Plus design delivers precise, quiet shifting, while the cold forged aluminium construction keeps weight minimal without compromising durability. Compatible with 12 speed Hyperglide+ chains and cassettes