Description
- 6/7-speed Mountain Bike rear derailleur
- Engineered polymer and steel construction
- Direct mount
- Equivalent RD-TY21 / RD-A070
- 30t max cog size
- 37t chain wrap capacity
- 2:1 cable pull ratio
- Compatible with Rapidfire
- 270g
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Quality Sunrace Rd-M37 7-Speed Rear Derailleur Long Cage for your collection.
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