SHIMANO REAR DERAILLEUR, RD-RX812, GRX, 11-SPEED, SHADOW PLUS DESIGN, DIRECT ATTACHMENT, 1x11 lube anti-slip brake lever increases control

anti-slip brake lever increases control on bumpy terrain

Versatile mounting rail system for bottle cages and accessories

the SHIMANO GRX derailleur provides a quieter experience and shifting security and precision on mixed terrain

11-50 (11-13-15-17-20-23-26-30-36-43-50 teeth)

advanced technologies

SHIMANO REAR DERAILLEUR, RD-RX812, GRX, 11-SPEED, SHADOW PLUS DESIGN, DIRECT ATTACHMENT, 1x11 lube anti-slip brake lever increases controlSHIMANO GRX Rear Derailleur SHIMANO SHADOW RD+ 42T max low sprocket 11 speed 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 and ON OFF switch for the chain tensioner. The RD RX812 rear derailleur is compatible with mtb cassettes with a 42T low sprocket max. FEATURES Silent and