Features: Brand new and high quality Black color for your choice. Easy to use stable performance. High quality for professional use. It is used to repair the mouse, and make it work properly. Replace old, broken or non-working wheel. Specifications: Material: Plastic Color: Black Applicable Model: for Logitech MX Master 1/2/2S Mouse Note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1PC x Mouse Wheel