Tired of noisy, inefficient derailleurs ruining your experience? Upgrade to first-class ceramic pulley wheels that transform your riding experience. Our CNC-machined aluminum pulleys with ceramic bearings deliver exceptionally-smooth gear changes while reducing chain abrasion. Well-suited for trail riders who demand dependability on rough terrain - these oxidation-proof pulleys maintain top performance through mud, debris, and extreme conditions. Choose from three stylish colors to customize your ride's look. Includes 2 pulleys compatible with 7-10 speed systems. Ride smoother, shift faster, and conquer any terrain with confidence!

Description:
Anodized CNC machined riding guide wheel with fully rubber sealed bearing for center bolt derailleurs. It run on smooth ball bearings, and it's a necessary accessory for your ride. There are three different colors for you to choose from, to meet different needs. Fits for most of rear derailleur on the market, support 7/8/9/10 speed. Hope you will enjoy your riding. Have a nice day.

Specifications:
Material: 7005 Aluminium Alloy
Components: Derailleurs
Structure: Ceramic Bearings
Color: Red, Blue, Silver (optional)
Size: 11T, 13T (optional)
Use: For 7/8/9/10 speed
Diameter: 11T-40mm, 13T-50mm
Quantity: 2pcs
Package Weight: approx. 20g-11T, 23g-13T
Fit For: For 4/5/6mm roller screw axis

Package Included:
2 x Ceramic Bearings

Note:
1. Please allow 1-3mm error due to manual measurement. Thanks for your understanding.
2. Monitors are not calibrated same, item color displayed in photos may be showing
slightly different from the real object. Please in kind prevail.