brand: Shimano
model: GRX RX822 SGS
type: Gravel Rear Derailleur
speed: 12-Speed
cage: SGS (Long Cage)
compatibility: Shimano 12-speed gravel drivetrain
material: Aluminum alloy and durable composite components
finish: Black
technology: SHIMANO SHADOW RD+ and Hyperglide+ technology
features: Smooth and precise shifting, clutch mechanism, wide-range cassette compatibility, durable construction, and stable chain retention
use case: Gravel, adventure riding, bikepacking, and mixed-surface cycling
condition: Original / Genuine
color: Black