Shimano RD-M591 Deore top normal rear derailleur, black (also available in silver)
This Shimano wide link top normal Deore rear derailleur in black has the following features:
- The wide link design increases rigidity and service life
- Top normal return spring lends to incredibly intuitive operation when combined with Rapidfire shifters
- Alloy and steel construction leads to lower weight without compromising strength and durability
- Large 11 tooth pulleys are used for longer life
- Two fluorine-coated link bushings for low-friction operation
- Compatible with 8-speed and 9-speed rear cassettes
- Compatible with 28-34T low sprocket (that's the largest one on the rear)
- Average weight 299 grams
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