For MTB Bike 11T 13T Aluminum Jockey Wheel Mountain Road Bike Bicycle Rear Derailleur Guide Pulley Steel Bearing

High-concerned chemical : None Model Number : Bicycle Derailleur Total Capacity : 11T 13T Gears : 11 Speed Material : aluminum Type : Rear Derailleur Origin : Mainland China Components : Derailleurs Feature 1 : Pulley Bearings Part,accesorios bicicleta Feature 2 : Sealed Bearing,bike accessories Feature 3 : Guide Wheel,bicicleta accesorios Feature 4 : Rear Derailleur Pulley,luces para bicicleta Feature 5 : Cycling Accessory,soporte para bicicleta