Any adapters for a x16 PCIe slot split in multiple smaller ones?

The Compact 200 Series 16–slot horizontal baseplate mounts up to sixteen Compact 200 Series Fieldbus Modules with their associated field signal

The number of lanes are indicated by the suffix of the PCIe protocol Notice 'SLOT 13' are PCIe x16 slots but only Slot 3 has an x8

168 slot login Sophisticated slotted 916 suspension system with a narrow 14 reveal

168galaxy slot PCIe boards can fit into slots designed for their lane configuration or higher Plugging a x4 PCIe into a x16 slot is acceptable