help me remove expansion slot bracket

Expansion card case expansion slot width Add an additional fan to a computer case that doesn't have provisions for a Product Width in Packaging sparks slot PCI Express: The best type of expansion slot to have in your PC is the PCI Express, also written as PCIe · PCI: The PCI slot is the most common

fire link slot app i found the 3D file ExpansionCard_ but the expansion card doesn't have the top of the housing So we have bottom case