Designed specifically for the iMac Pro and iMac, this hub from Satechi adds functionality to your Mac with a USB-C port (data only), 3 USB 3.0 ports (up to 5Gb/s) and Micro/SD card readers. Plug it in to your Thunderbolt 3 port and use the adjustable knob to fasten the hub to the bottom of your computer. Its brushed aluminum finish is a perfect match to your machine, available in Space Gray and Silver.