Universal Customizable IO Shield Plate for Motherboard - Etsy
E21-7C02011-C22 original MSI I/O Shield black - sparepartworld.com
Build your own PC - Step 4: Installing the Motherboard
Amazon.com: IOmesh Black Universal IO Shield Plate - for All PC Motherboards That was Lost Original Backplate, Make New Custom IO Shield for PC Motherboard : Tools & Home Improvement