CHUDOU Bicycle Jockey Wheels,MTB Pulley Guide 11T/13T Bicycle Rear Derailleur Pulley - Aluminum Alloy Guide Wheel Compatible with 4Mm/5Mm Axles for Mountain And Road Bikes(Blue,13T)

• [Versatile Compatibility]: Suitable for mountain bikes, road bikes, and other bicycles, this guide roller fits both 4mm and 5mm specifications, ensuring broad compatibility.
• [Premium Aluminum Alloy]: Made from high-quality aluminum alloy, this guide roller is lightweight and durable, offering a stylish appearance and long-lasting performance.
• [Multiple Color Options]: Available in black, red, blue, gold, and purple, allowing you to customize your bike to your personal style.
• [Lightweight Design]: Weighing only 11.6g for the 11T and 14.5g for the 13T, this guide roller reduces the overall weight of your bike, contributing to a smoother ride.
• Bike Accessoryrear Derailleur Pulley Is A Necessary Accessary For Your Bicycle. It Offers You A Better Cycling Experience.

Description: This rear pulley wheel is both sturdy and lightweight, featuring upgraded RS bearings for enhanced durability. It supports various speed changes, providing you with a superior riding experience. Material: Made of high-quality metal, this pulley is durable and wear-resistant. Dimensions: Diameter: 4.3cm (1.69") Inner Diameter: 0.51cm (0.2") Compatibility: Suitable for mountain bikes, road bikes, and more. Item Name: Bearing Guide Roller Features: CNC Anodizing Anti-deformation Wear-resistant Color Options: Black, Blue, Purple, Red, Golden Package Includes: 2 x Bearing Guide Roller Notes: Due to lighting and screen settings, the item's color may slightly vary from the pictures. Please allow slight dimension differences due to manual measurement.