Bicycle Rear Derailleur Jockey Wheel Ceramic Bearing Aluminum Alloy 10T 12T 14T 16T Positive Negative Tooth for MTB Road Bike

Product Selling Points:

• Premium Ceramic Bearings: Features high-quality ceramic bearings for an ultra-smooth, low-friction rotation, which enhances shifting precision and pedaling efficiency.

• Durable & Lightweight Aluminum Alloy: Crafted from high-strength aluminum alloy, ensuring excellent durability while significantly reducing weight compared to stock plastic wheels.

• Precision CNC Machining: Utilizes a precise CNC hollow-out design that strategically removes material to minimize weight without compromising structural strength and rigidity.

• Versatile Size Options: Available in four sizes (10T, 12T, 14T, 16T) and corresponding diameters to ensure compatibility with a wide range of rear derailleurs for both MTB and road bikes.

• Stylish Color Choices: Offered in multiple vibrant colors (Black, Red, Pink, Orange), allowing you to customize your bike's look and express personal style.

• High-Performance Alternating Teeth: The alternating tooth design (positive/negative teeth) provides superior chain grip and stability, resulting in more accurate and quieter gear shifts.