Vaveren 15T Ultralight Bike Rear Derailleur Pulley Wheel - High Performance Jockey Roller for Cycling Replacement Parts | Perfect for Mountain Bikes & Road Bikes

Description: - Made of aluminum alloy material, anti rust anti , lightweight durable. - High rigidity ceramic bearing, noiseless. Adapt to the bike : 7-12 . - Fits for almost mountain bike of 15T, suitable for use 4/5/6 mm wheel screws. - Easy installation. Necessary accessories for your . - This bike roller pulley can reduce drag improve cycle efficiency, offers you a better cycling experience.Specification: - Material:&;Aluminum alloy +Ceramic&;BearingSize Chart:Diameter 58mm/2.28inch 6mm/0.24inchPackage Includes:1 Piece Bike Rear Derailleur1 Piece Tube Sleeve(4mm)1 Piece Tube Sleeve(5mm)Note:1. Please allow slightly error due to manual measurement.2. Due to the difference between different monitors, the picture may not reflect the actual color of the item.3. Wish you a wonderful on-line shopping!

Fits for almost mountain bike of 15T, suitable for use 4/5/6 mm wheel screws.

Made of aluminum alloy material, anti rust anti , lightweight durable.

Easy installation. Necessary accessories for your .

High rigidity ceramic bearing, noiseless. Adapt to the bike : 7-12 .

This bike roller pulley can reduce drag improve cycle efficiency, offers you a better cycling experience.