I have five black QR1s, three red QR1s, one blue QR1, a very rare gold QR1 , a black and a red Clubsport Quick Release (CQR - the one before QR1s with six threaded holes in a circular mounting plate), and finally an unused QR1-Lite.
Fanatec Sim Racing QR2 Wheel-Side – Motorsport-Derived Quick Release, Aluminium Body, Spring-Loaded Mechanism, Quick and Easy Removal and Attachment – PC
QR2 Quick Release Bundle Wheel Side + Base Side Type C for Fanatec CSL DD GT Pro
Tanlenki QR2 Racing Wheel-Sides Adapted for Fanatec Racing Wheel QR2 Pro Quick Release Stable Structure CNC Machining and Anodized Black
QR2 Pro Wheel-side Quick Release for Fanatec Steering Wheel CSL DD & GT DD Pro
Fanatec QR1 Metal Wheel-Side Quick Release NEW
Fanatec Sim Racing CSL DD QR2 Wheel Base – 5 Nm Direct Drive Base, Dynamic Force Feedback, QR2 Motorsport-Derived Quick-Release System – PC