Qualoramall 11-13T Rear Derailleur Pulley Wheel with Sealed Steel Bearing for Road Bike Bicycle(13T red)
11T 13T Rear Derailleur Pulley Wheel for Bikes Featuring CNC Aluminum Construction Lightweight Hollow Design and Smooth Operational Feel (13T(13T (red))
MTB 11T/13T Bicycle Rear Derailleur Jockey Wheel Ceramic Bearing Pulley UK
High Strength Aluminum Alloy Rear Derailleur Wheel, 13t 49mm Sealed Bearing Pulley For Bicycle Shifting System(11T red)
