Shimano Dura-Ace RD-7900 Road Bike Rear Derailleur – 10-Speed – Short Cage
Shimano RD-7900 rear derailleur (short cage). 🔧Why This Rear Derailleur Is So Good. Model: Shimano Dura-Ace RD-7900. Cage Length: Short. Used ingood condition. Shifts smoothly with strong spring tension.