Bought a double clicking G703 for cheap. Swapped in a lighter battery, GM switches, and fixed scroll wheel. Pretty in love with it now. : r/MouseReview
Logitech G703 Mouse Part Wireless Mouse Parts Mouse Motherboard Mouse Battery | eBay
GHUB not reading G703 HERO battery correctly : r/MouseReview
Logitech G703 Mouse Review
Logitech G703 Lightspeed Weight Reduction and Battery Mod 75grams : r/MouseReview