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Shimano Ultegra Di2 RX RD-RX805 GS Rear Derailleur Rear Derailleurs Road

Ultegra Di2 RX RD-RX805 GS Rear Derailleur

$322.67

With an integrated chain stabilizer mechanism, the ULTEGRA RX 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-RX805 DI2 version offers the digital precision of SHIMANO electronic shifting and synchronized shifting. 11 Speed

  • Chain Stabilizer mechanism adopted from MTB design
  • ON/OFF switch
  • Compatible with current road DUAL CONTROL LEVER
  • Max. front difference: 16T
  • Total capacity: 39T
  • Low sprocket: Max. 34T/Min. 28T
  • Top sprocket: Max. 12T/Min. 11T

30 Day Return Policy

Free shipping within Canada on most orders over $150

Please note, items may not be exactly as pictured

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