Sell MicroNEW 7/8/9/10/11 Speed Bicycle Rear Derailleur MTB Rear Derailleur rd rear derailleur for road mountain bike mtb 3/7/8/9/21/24/27 Speed Brake Shifter Sets V-Brake Fit Black Shifter Levers Trigger Combo Lever best price

[Product Details] Maximum number of gears for rear derailleur 7/8/9speed:45T 10speed:45T 11speed:53T Description: The front derailleur and the rear derailleur are components of the bicycle transmission system. Their function is to control and adjust the gear ratio used in the transmission system. The front derailleur is used to adjust the gears of the chainring, mostly three gears; the rear derailleur is used to control the tower For wheel (flywheel) gears, the common ones are 7/8 speed, 9 speed, 10 speed, 11 speed. Different tower wheels need to be matched with rear derailleur Features: *1. Concave guide wheel screw. *2. Smooth/easy operation shift performance. *3. Wide connection design, can achieve precise gear shifting and durability. *4. Wide connection design, super hard structure. *5. Perfectly fit for Shimano transmission system. *6. 8-speed Pull Back is also applicable to 7-speed Pull Back. Specification: Name: Bicycle rear derailleur accessories Product speed: 7/8/9 speed/10 speed/11 speed [NOTE] 1.About the color difference: the products are taken in kind, because the light angle, the display and other objective measures will cause a certain color difference, please understand 2.About size: Due to different shooting angles, it will cause certain visual errors. The product description has detailed size description. It is recommended that buyers purchase their own ruler when purchasing. 3.About damage: We solemnly admit that the parcel may be damaged during transportation. You can contact customer service staff to help you within 24 hours after receiving the product.