Material: The rear brake disc is made of high-quality aluminum alloy, offering high strength, high-temperature resistance, and good corrosion resistance for long-lasting durability. After Sales Service: Please confirm that this part fits your vehicle before purchase. If you have any questions, our experienced customer service team will respond within 24 hours. Exceed OEM Quality: The brake rotor is built to exceed OEM specifications and provides the proper fit and finish required for superior stopping power. It is a great aftermarket replacement part, directly replacing the factory brake caliper. Function: This rear brake disc features a heavy-duty design with stable performance and high reliability, helping your vehicle brake effectively in the shortest time. Wide Application: This brake disc is easy to install and perfectly matches your original motorcycle setup. Compatible with 100-125CC engine motorcycles. Specifications: Condition: New Material: Aluminum Alloy Color: Silver + Black Mounting Hole Center Distance: 45mm / 1.8 inches Package Weight: approx. 715g Fitment: for 100-125CC Motorcycle Package List: 1 x Rear Brake Caliper