Amazon.com: HUYUN Performance Gaming keycaps Replacement for Romer-G Switch Logitech G310 G413 G613 G810 K840 G910 Mechanical Keyboard (Black 12 Keys) : Video Games
Amazon.com: Romer G-Switches Buttons Key Shaft Replacement for Logitech G810 G910 G413 G513 Pro Mechanical Keyboard Repair Parts (4PCS) (Black)… : Electronics
Amazon.com: Arrow Keys ↑↓←→ Replacement Keycaps for Logitech G810 G413 G310 G910 G613 Keyboard Romer G (Up Down Left Right Keys) (Silver) : Electronics
My G910 died after 6 years of continuous use, so I replaced it with a G815 tactile. The GL switches are nice, but not as fast as Romer Gs. : r/keyboards
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Amazon.com: LICHIFIT Switches Buttons Key Shaft for Logitech G810 G910 G413 G513 Pro Mechanical Keyboard 4PCS Replacement Repair Parts for Romer G : Electronics