Features: The g502 wireless mouse weight cover enables customizable weight adjustment for precise control, allowing gamers to optimized balance and responsiveness through modulars weight distribution. Featuring ergonomic with enlarged dimension, this plastic weight cover reduces hand fatigue during extended use while maintaining compatibility with original mouse structure. for competitive gamers requiring adjustments and professionals needing comfortable navigation during marathons work. Perfect for high stakes gaming tournaments, intensive office workflows, and extended creative demanding consistent pointers accuracy. Engineered as a direct replacement part, this not tool installation accessory restores full functionality to worn/damaged mouse components while upgrading tactile feedback. Specifications: Materials: Plastic for g502 wireless mouse Sales attributes: black Package Includes: 1PC g502 wireless mouse Heavy Cover note: Please allow 0-1cm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the Pictures may not reflect the actual of the item.