Rear derailleur 9s Silver SGS RD-M591 Deore MTB

Description

• Wide Link Upper Normal Deore Rear Derailleur
• Wide link design increases stiffness and service life
• The upper normal spring returns incredibly intuitive operation when paired with Rapidfire derailleurs
• Aluminum and steel construction leads to lower weight without sacrificing strength and durability
• Large 11-tooth rollers are used for longer service life