Logitech G502 X PLUS LIGHTSPEED Wireless Gaming Mouse with HERO 25K Sensor White 910-006169 - Best Buy
Lightspeed ships with 4g weights, but you can't physically put them in the mouse. : r/G502MasterRace
Logitech G502 Lightspeed Review: The Perfect Gaming Mouse Goes Wireless
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