New without packaging This pack of two SRAM CenterLine XR 180 mm Disc Brake Rotors is a must-have for any cycling enthusiast. These brake rotors are made of high-quality steel and have a mounting type of 6 bolt, ensuring maximum durability and secure fit. With a brand name of SRAM, you can be assured of the quality and performance of these brake rotors. They are designed for use with a 160 mm item diameter and are perfect for bike components and parts. Whether you are a professional cyclist or just enjoy leisurely rides, these brake rotors are a great addition to your bike.