Motherboard I/O Cover | 3D CAD Model Library | GrabCAD
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
In case you're wondering, the plastic IO cover/shroud is removable on the GIGABYTE GA-AX370-Gaming K7 (and probably also on the gaming 5). This is what's beneath. : r/Amd
Visual Inspection - The ASUS ROG Strix Z370-F Gaming Review: A $200 Motherboard at 5.1 GHz
ASUS ROG STRIX X570-E Gaming Motherboard Review | KitGuru- Part 2
Universal 1U IO shield - PCI Case
Free STL file IO cover for MSI motherboard・3D printing design to download・Cults