Features: Improves your mouse with the innovative dustproof golden mouse encoders, ensuring precise and smooth scrolling. Crafted from plastic, this mouse is resistant to dust, providing reliable functionality. Suitable for gamers, designers, and professional seek improved mouse accuracy. Whether play, this mouse responsiveness and control for increased productivity. Enjoy scroll and precise with the dust proof golden mouse, essential accessory for your mouse. Specifications: Material: Metal Model: TTC 16mm/1mm/14mm/13mm Quantity: 2PCS Package Includes: 2PCS TTC Mouse Encoders note: Due to the problemsof lighting effects and shootingangles, there will be tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment.