SHIMANO 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.
Buy SHIMANO GRX 11-SPEED REAR DERAILLEUR MAX 42T (RD-RX812) from Tay Junction online bike store. We offer a wide range of bicycles accessories, components and apparel in Singapore.
