Shimano Saint Shadow+ Rear Derailleur RD-M820 Short Cage

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Derailleur Cage Length

$279.95  $139.59
Save: 50% off RRP

Not available for online purchase


Product’s Desciption
Shimano Saint Rear Derailleur RD-M820

SHORT CAGE: The low-profile design of the Shimano Shadow rear derailleur tucks in to the dropout area to escape contact with rocks and branches that can ruin a ride in a matter of seconds.

  • Shimano Shadow RD Technology: Super low-profile design
  • Super Wide Links: Creates a rigid structure that resists twisting and improves durability
  • Integrated Skid Plate: Protects the derailleur when impact is inevitable
  • Increased Spring Tension: The spring has increased tension for more responsive shifts
  • Mode Converter: Allows the derailleur to track to close (23-28T) & wide (32-34T) gear ratios
  • Options: GS mid-cage and SS short pulley cage lengths
  • 10-speed
  • Shifting Action: SHADOW Top Normal
  • Mount Type: Drop-out
  • Maximum Sprocket: 28/34T
  • Minimum Sprocket: 11T
  • Front Difference: single front chainring
  • Total Capacity: 17/23T
  • Guide Pulley: sealed ceramic bushing
  • Tension Pulley: sealed bearing
  • Pulley Bolts: stainless steel
  • Pulley Bolts Retainer: yes
  • Bracket Body: aluminum/painted
  • Plate Body: aluminum/painted
  • Plate Pivot Seal: single O-ring
  • Outer Link: aluminum/painted
  • Inner Link: aluminum/painted
  • Link Pin Bushings: fluorine coated (4)
  • Outer Plate: aluminum/painted
  • Inner Plate: aluminum/painted
  • Average Weight: 240g
Additional Information
  • Model: IRDM820SS1
  • Manufactured by: Shimano

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