Original: $435.00
-65%$435.00
$152.25The Story
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 and ON/OFF switch for the chain tensioner. The RD-RX805 DI2 version offers the digital precision of SHIMANO electronic shifting and synchronized shifting.
CAGE LENGTH: GS/Medium
TOTAL CAPACITY: 39T
MAX FRONT DIFFERENCE: 16
AVERAGE WEIGHT: 280g
MOUNT: Direct attachment (conventional)
NUMBER OF PULLEY TEETH: 11
SERIES: Ultegra Di2
GENERATION: Di2 R8050
MAX LOW SPROCKET: 34T
MIN LOW SPROCKET: 28T
REAR SPEEDS: 11
FEATURES & BENEFITS:
- 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
Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
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 and ON/OFF switch for the chain tensioner. The RD-RX805 DI2 version offers the digital precision of SHIMANO electronic shifting and synchronized shifting.
CAGE LENGTH: GS/Medium
TOTAL CAPACITY: 39T
MAX FRONT DIFFERENCE: 16
AVERAGE WEIGHT: 280g
MOUNT: Direct attachment (conventional)
NUMBER OF PULLEY TEETH: 11
SERIES: Ultegra Di2
GENERATION: Di2 R8050
MAX LOW SPROCKET: 34T
MIN LOW SPROCKET: 28T
REAR SPEEDS: 11
FEATURES & BENEFITS:
- 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
