Does your G502 feel too heavy? Try placing your weights as shown (now including Lightspeed!), it alters the center of gravity so it feels lighter. : r/G502MasterRace
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 : Amazon.co.uk: PC
Logitech G502 Proteus Spectrum Weight Tuning System - YouTube
Logitech G502 HERO High Performance Gaming Mouse
Logitech G502 HERO Special Edition High-Performance Wired Gaming Mouse, 25K HERO Sensor, 25600 DPI, RGB, Adjustable Weight, 11 Programmable Buttons, PC/Mac - Black and White : Amazon.co.uk: PC & Video Games