Feature: 1. Made of premium stainless steel material not easy to deform more durable. 2. Convenient to disassemble and install no need of complicated tools. 3. Offers good friction effect effectively improve the braking performance. 4. Features 5.5in diameter and 1.3in inner diameter directly replace the old brake disc. 5. Built to meet standard specification strictly follow factory quality control. Specification: Condition: 100% Brand New Item Type: Electric Scooter Brake Disc Material: Stainless Steel Diameter: Approx. 140mm/5.5in Inner Diameter: Approx. 34mm/1.3in Package List: 1 x Brake Disc