RIIKUNTEK Gaming Mouse, Wired Gaming Mouse with 7 Programmable Buttons, 4 Weights, USB Mouse with 6400 DPI, RGB Backlit, Ergonomic Optical Gaming Mouse with Side Buttons for PC, Computer, Laptop: Amazon.co.uk: PC
Logitech G Pro Wireless Gaming Mouse for Esports Pros - UK
The Best Gaming Mouse of 2023 | Reviews by Wirecutter
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Does anyone know of other mice with 4 side buttons similar to this? : r/MouseReview