AVA Adjustable Universal Vertical GPU Holder Bracket w/ Black PCIE 4.0 Riser Cable
Amazon.com: Phanteks PH-VGPUKT_02 – Universal Vertical GPU Bracket with 220mm Flat Line Pci-E X16 Riser Cable Kit : Everything Else
Phanteks PCI-E 4.0 Premium Vertical GPU Bracket - Black
Cooler Master Accessory: Universal Vertical Graphics Card Holder Kit V2 (PCIe 4.0) - For Full Tower / Standard ATX Chassis with at least 7 available PCI slots - Newegg.com