GRX Rear Derailleur 11-speed (RD-RX812) oboz Closing: One-way zipper

Closing: One-way zipper

2-WAY RELEASE

Featuring the convenience of rechargeability and easy push-button operation

Finish: polished center section

Ideal terrain: Overhanging sport routes

GRX Rear Derailleur 11-speed (RD-RX812) oboz Closing: One-way zipperWith 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. Silent and uninterrupted rear shifting on rough terrain Adjustable chain stabilizer prevents chain slapping