Amazon.com: 10X Romer G Mechanical Keyboard Switches Compatible for Logitech G310 G810 G910 G613 GPro Keyboards (Black) : Electronics
Amazon.com: LICHIFIT Switches Buttons Key Shaft for Logitech G810 G910 G413 G513 Pro Mechanical Keyboard 4PCS Replacement Repair Parts for Romer G : Electronics
Logitech G810 Keyboard Review - Is the ROMER-G Switch For You? - YouTube