9?Speed 27?Speed Rear Derailleur Aluminum Alloy Accessory Parts for Mountain Bike

Feature: 1. High efficiency transmission, optimized gear combination and ratio. 2. High quality aluminum alloy material, rugged, anti?corrsion and durable. 3. Easy to install, no complicated tools required, convenient to use. 4. Advanced manufacturing technology, high reliability and stable performance. 5. Built to meet standard specification, strictly follow factory quality control. Specification: Condition: 100percent Brand New Item Type: Bike Rear Derailleur Material: Aluminum Alloy Color: As picture shown Model: RDM370 Level: 9 speed 27 speed 9speed rear derailleur, 370 kit standard rear derailleur . Package List: 1 x Bike Derailleur High efficiency transmission, optimized gear combination and ratio. High quality aluminum alloy material, rugged, anti?corrsion and durable. Easy to install, no complicated tools required, convenient to use. Advanced manufacturing technology, high reliability and stable performance. Built to meet standard specification, strictly follow factory quality control.