Adaptador de montaje VESA compatible con Imac Pro (finales de 2017), no se ajusta a otro modo

This only works with the iMac Pro (Late 2017) model. iMac Pro (Late 2017). Mount your device on a standard VESA mount: Even though these monitors weren’t made with mounting holes, our convenient bracket enables you to connect your Apple iMac Pro anyway.

eBay