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Bicycle MTB 3*7 7S Speed 11-28T Cassette Shifter Rear Derailleur Groupset for parts m370 m430 m590 DEORE single crankset system
Specifications:
- Type: Rear Derailleur
- Total Capacity: 3*7 speed
- Model Number: 3*7 21speed
- Material: STEEL
- Gears: 21 Speed
- Components: Derailleurs
- Brand Name: microNEW
- Free shipping
- 100 days returns
- Low prices
- 5 million products