MEIJUN 16T Bicycle Rear Derailleur MTB Road Bikes Ceramic Bearing Pulley Guide Wheel Parts

Feature: 1. Light weight, small size, easy to carry and store, more convenient and practical. 2. Made of high‑quality aluminum alloy and ceramic materials, rust‑proof, corrosion‑resistant and durable. 3. There is no strange sound, fast, smooth, no noise, supports various speed changes, and is more practical to use. 4. 16T bicycle aluminum alloy rear guide pulley can be installed with 4 5 6mm size axle. 5. Strict quality control and quality assurance, high safety factor, can be used with peace of mind. Specification: Item Type: Bicycle Aluminum Alloy Guide Wheel Weight: Approx.16g 0.6oz Material: Al7075 Aluminum Alloy Ceramic Bearing Installation Size: 4 5 6mm Axle. Package List: 1 x Rear Derailleur 2 x Sleeve Tubes