1RU Server Standard Block Version All measurements are based on block standard sizing for systems integration design. Ideal for 2d multi axis layouts and technical specification. Our Width = 485mm Our Height = 44.45mm (1RU) (Note official 19” width size is 482.6mm) Please like our models :-) Ethernet PCI Card - https://sketchfab.com/3d-models/ethernet-card-pci-2f67cf452e454073bc16f86ff1fcdf46