Logitech Romer G. GX, GL Switches-For G413 G513 G513se G Pro G910 G815 G915 etc | eBay
Logitech G815 Mechanical Gaming Keyboard, Linear GL Key Switch with Flat Profile, Lightsync RGB, Slim Design, 5 Programmable G Keys, Multimedia Controls, German QWERTZ Layout : Amazon.co.uk: PC & Video Games