bicycle chain design-SHIMANO GRX Rear Deraileur RD-RX812 for 1x11 Speed

Title Default Title
Qty:
  • RD-RX812
  • 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.

  • Silent and uninterrupted rear shifting on rough terrain
  • Adjustable chain stabilizer prevents chain slapping and drops
  • SHIMANO SHADOW RD+
  • Smooth and reliable mixed surface shifting
  • Switch stabilizer ON/OFF to match the terrain
  • Gravel-tuned clutch tension
  • Compatible with current road DUAL CONTROL LEVER
  • Top sprocket: Max. 11T/Min. 11T
  • Low sprocket: Max. 42T/Min. 40T
  • Total capacity: 31

  • PRODUCT SPECIFICATIONS
  • MODEL NO. RD-RX812
  • SERIES: GRX 11-speed
  • Color: Series color
  • Average weight: 267g