Shimano RD-M591 Deore top normal rear derailleur, black

by: shimano

- Wide link Shadow design top normal Deore rear derailleur
- Shadow features a super low profile design that reduces the risk of damage from trail side hazards
- Single tension spring prevents contact with the chainstay resulting in a silent ride
- Direct cable routing prevents snagging from any trail side hazards
- Alloy and steel construction leads to lower weight without compromising strength and durability
- Wide link design increases rigidity and service life
- Top normal return spring lends to incredibly intuitive operation when combined with Rapidfire shifters
- Large 11 tooth pulleys are used for longer life
- Two fluorine-coated link bushings for low-friction operation
- 8- and 9-speed compatible
- Compatible with 32-36T low sprocket
- Average weight 286 grams

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