Shimano Acera RD-T3000-SGS Rear Derailleur - 9 Speed, Long Cage

Shimano Acera RD-T3000-SGS Rear Derailleur - 9 Speed, Long Cage

Shimano's Acera rear derailleur makes use of advanced designs that make it shift better and last longer. HyperGlide technology results in faster shifting, and Double Servo technology utilizes a double servo-panta mechanism that enables the rear derailleur to track perfectly to each shift and maintain an optimum distance from each sprocket.

Double servo-panta mechanism for accurate and dependable performance
Lower profile than current RD-M390,Stainless steel adjustment bolts