说明

• Derailleur 3 * 7 Speed Lever & Brake Lever Conjoined DIP 21–Speed MTB Bike Shifter ST EF500 EF51 Description: Model: EF500–7–8–9 pace shifter Level: 9/9/27/8/8/24/7/7/21 Applicable diameter: 22 ( dial comes with a moving core) Specifications: main feature : · Comfortable and light–weight action, variable velocity performance · Ergonomic manage form Easy–to–read visible tools exhibit · break up structure reserves area for upgrade ·Suitable for 3*8*9 bikes Package Included: 1 pair of derailleurs

• 
• 
• 
• 
• 

审核