SHIMANO GRX RD-RX820 2x12-SPEED REAR DERAILLEUR discount_processed Runtime: 170 hrs (FL-1 tested)

Runtime: 170 hrs (FL-1 tested)

while still maintaining insulation through the inside brushed WarmYarn knit

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

0 mm twin-parallel

making it a practical upgrade for riders seeking simplified

SHIMANO GRX RD-RX820 2x12-SPEED REAR DERAILLEUR discount_processed Runtime: 170 hrs (FL-1 tested)The 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