Fractal Design Flex 2 PCIe White Vertical GPU Bracket Kit

‎Dell low profile bracket cover pcie slot bracket Lot of 2 Thermaltake Level 10 GT Case Vented PCI PCIe Slot Cover Bracket Plate pcie 30 x1 slot slot The Akasa SSDHDD mounting bracket for PCIePCI slot, is perfect for adding

pcie x4 in x16 slot If by PCIe brackets you mean the rear slot covers, those are relatively standard but cases with retention mechanism other than simple