RD-M21SS / SSA

RD-M21SS

Rear Derailleur for 1 x 6 / 7 Speed

Direct Attachment Type

Super Short Cage

  • Max. Sprockets:  32T
  • Total Capacity:  21T

RD-M21SSA

Rear Derailleur for 1 x 6 / 7 Speed

Reverse Bracket Type

Super Short Cage

  • Max. Sprockets:  32T
  • Total Capacity: 21T
Categories: , , ,

Technical Specifications

Model No.RD-M21SSRD-M21SSA
Cassette Compatibility6 / 7 Speed6 / 7 Speed
Cage TypeSuper Short CageSuper Short Cage
Front ChainringSingle Single
Max. Sprocket32T32T
Min. Sprocket11T11T
Total Capacity21T21T
Guide PulleyEngineering Composite with Steel BushingEngineering Composite with Steel Bushing
Tension PulleyEngineering Composite with Steel BushingEngineering Composite with Steel Bushing
Bracket BodyResin / BlackResin / Black
Mount TypeDirect AttachmentReverse Bracket Type
Bracket Pivot SealNN
Plate BodyResin / BlackResin / Black
Plate Pivot SealNN
Outer LinkResin SteelResin Steel
Inner LinkBlack SteelBlack Steel
Link Pin BushingNN
Outer PlateBlack Painted SteelBlack Painted Steel
Inner PlateBlack Painted SteelBlack Painted Steel
Weight241g241g
CompatibilityShimano 6 / 7 Speed Rear Derailleur CompatibleShimano 6 / 7 Speed Rear Derailleur Compatible

Instructions

Instructions Manual

Installation Manual

MTB Rear Derailleur Installation Manual for RD-M21

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