LOOK AT THIS BUILD QUALITY: Logitech G502x Plus Teardown - YouTube
Logitech G502 Hero modded with Optical Switches. A permanent fix for the double-click plague! Does this make it the world's first G502 with optical switches? :D : r/LogitechG
Amazon.com: Logitech G502 Hero K/DA High Performance Wired Gaming Mouse, Hero 25K, LIGHTSYNC RGB, Adjustable Weights, 11 Programmable Buttons, On-Board Memory, Official League of Legends Gaming Gear - White : Video Games
Logitech G502 Disassembly & cleaning - YouTube
How to Open the Logitech G502 Lightspeed - iFixit Repair Guide