Sell Cash on delivery SHIMANO Acera RD-M390 rear derailleur 7 8 9 speed MTB bicycle Derailleur best price

Features: * 1. Concave guide wheel screw * 2. Smooth/easy operation and conversion performance * 3. Wide connection design, accurate gear shifting, durable * 4. Wide connection design, dual servo structure, low profile concept. Specification: Product Name: RD-M390 Gearbox Material: Aluminum Weight: 270g Series: ACERA Model: RD-M390 Speed: 9 Speed/27 Speed Color: Black Specification: Suitable for various speed ranges (28-34T) Recommended model : Commuter Mountain Bike/Folding Package Content: 1*RD-M390 Bicycle Gearbox Note: 1. All pictures are professionally color-coded, but due to different ambient light and display device settings, the pictures you see may be somewhat different from the actual product The deviation item itself. Please understand that. 2. The data is manually measured, there may be some deviation, but it does not affect the use. #RD-M390 gearbox