Shimano GRX RD-RX822 1x 12 Speed Rear Derailleur Size:Medium Cage all in a sleek aluminium

all in a sleek aluminium body Mini 1+ comes complete with mounting kit

Variable shaped drops

Competitive cyclists

Material: 6061-T6 CNC machined Aluminum

Shimano GRX RD-RX822 1x 12 Speed Rear Derailleur Size:Medium Cage all in a sleek aluminiumEnhanced chain security and quieter shifting for gravel riding. With an integrated chain stabilizer, the Shimano GRX RD RX822 1x 12 Speed Rear Derailleur delivers quieter shifting and more secure chain management in rough terrain. The chain tensioner has an ON OFF switch for easy wheel removal. Features RD RX822 GS rear derailleur with medium cage is compatible with 10 45T, 12 speed Shimano MTB cassettes, keeping you in the optimal cadence through