Logitech G G502 HERO Gaming Mouse (Black) 910-005469 B&H Photo
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 X Gaming Mice Shed Weight, Gain Hybrid Optical Buttons - CNET
1PC Brand New Replacement Mouse Counter Weight Cover Case for Logitech G502 HERO Gaming Mouse Accessories - AliExpress