Logitech UltraX keyboard. Still working like new after 20 years of heavy daily use, 3 different jobs and two house moves, all original. : r/BuyItForLife
Logitech Ultra X Premium Keyboard, Black Edition - Multitronic Apple Shop
Klawiatura Logitech 920-001547 UltraX Premium Black Edition Keyb - ProLine
RIP : r/keyboards
Logitech UltraX Silver/Black Wired Media Keyboard - Newegg.com