Shimano GRX 1X11 Rear Derailleur Kids Bikes Ideal for long rides in

Ideal for long rides in the mountains or hotter days in the saddle

reducing to approximately the size of a fist to stash in your jersey pocket with ease

SHIMANO GRX - Rear Derailleur - SHIMANO SHADOW RD+ - 10-speed With an integrated chain stabilizer mechanism

MODERN MOUNTAIN BIKE TRAILS ARE FUN

• Lumen Output: 250

Shimano GRX 1X11 Rear Derailleur Kids Bikes Ideal for long rides inSHIMANO GRX REAR DERAILLEUR RD RX812 With an integrated chain stabilizer mechanism, the SHIMANO GRX derailleur provides a quieter experience and shifting security and precision on mixed terrain. For rides on smooth surfaces, the derailleur features an ON OFF switch for the chain tensioner. The RD RX812 rear derailleur is compatible with MTB cassettes with a 42T low sprocket max. FEATURES: For 1x drivetrains Adjustable chain stabilizer prevents chain