Features: Achieve precise control and effortless clicking with the Left Button Board for the MX MX Master3 Mouse. Seamlessly navigates and boost productivity. Good quality mouse replacement side key board. Take control and dominate your gaming experience. Crafted from durable plastic material, these replacement side buttons ensure long lasting functionality. Designed for gamers who demand precise, enhances your gameplay and achieve accuracy. These replacement side buttons provide quick and easy access to additional functions. Specifications: Item:Mouse Left Key Board for: MX Master3 Game Mouse Quantity: 1PC Note: Does not include mouse 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 Mouse Left Key Board