R9 9-Speed Rear Derailleur - Medium Cage
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R9 9-Speed Rear Derailleur - Medium Cage
Tech Specs

Specifications are maintained on Pack4Back GearDB (community edits and revision history). Values may differ from the manufacturer or your unit—verify before buying.

Best UseRoad Cycling
Derailleur TypeRear
Cage LengthMedium Cage
Max Rear Cog Size34T
Speeds9-speed
Weight291 grams
Description

Designed for bikes with double cranksets, this medium-cage microSHIFT R9 9-speed rear derailleur keeps weight low and performance high with a design that marries form and function.

Features
  • Designed for use with a double crankset (2 x 9-speed system)
  • Derailleur capacity is 39 teeth; maximum cog size of 34 teeth
  • Aluminum bracket body and outer link save weight
  • Steel pulley cage provides extra chain-rub durability
  • Compatible with most Shimano 9-speed road systems; not compatible with Shimano Tiagra 4700 road system