Amazon.com: Logitech G502 Lightspeed Wireless Gaming Mouse with Hero 25K Sensor, PowerPlay Compatible, Tunable Weights and Lightsync RGB - Black, 5.2" x 3" x 1.6" : Video Games
Logitech G502 Lightspeed: Pricey But Reliable and Highly Customizable Wireless Gaming Mouse
Logitech G502 Lightspeed Wireless Gaming Mouse with Hero 25K Sensor, PowerPlay Compatible, Tunable Weights and Lightsync RGB - Black Gaming Mice - Newegg.com
Installing weights in the Logitech G502 Gaming Mouse - YouTube
Amazon.com: Logitech G502 Lightspeed Wireless Gaming Mouse with HERO 16K Sensor, PowerPlay Compatible, Tunable Weights and Lightsync RGB - Black (Renewed) : Video Games