Bicycle Rear Dial Mountain Bicycles Bikes 9/27 Speed Dial

For Rear System Accessories Derailleur 9 27 Speed MTB Bike Mountain Bicycle Derailleur TransmissionFeatures:1. concave guide wheel screw2. Smooth/easy operation shifting performance3. Wide connection design for precise shifting and durability4. Wide connection design, dual servo structure, low-key concept.5. A variety of specifications to choose from6.Wide link design increases durability and precise shifting.Advanced light action.7.Sturdy and durable, easy to install and use.

Specifications:Origin: ChinaProduct Name: RD-M390 TransmissionMaterial: aluminum alloyWeight: 270g
Speed: 9 speed / 27 speedColour: Black
Specifications: Suitable for a variety of tooth change range (28-34T)

Recommended models: commuter mountain bike / folding model

9-speed rear drive system compatibility
Reminder:1. All pictures are professionally color-coded, but due to the different ambient light and different display device settings, there may be some deviations between the pictures you see and the items themselves. Please understand.2. The data is measured manually, there may be some deviation, but it does not affect the use.
Packing listTransmission*1