PCI-E 1 to 4 Expansion Card PCI-E 1X to PCI-E 16X 4 Port USB3.0 Adapter3191

Adopting a plug-in design, it is directly connected to the motherboard interface without an extension cable, and it can be fixed to the chassis, greatly improving the stability and reliability. Effectively solve the insufficient PCI-E interface of the motherboard, and one interface can be expanded to 4.

eBay