Based on this product's specifications, here are some alternatives and similar models
DeLOCK Riser Card PCI Express x1 male to x1 slot 90° angled with FPC cable 30 cm
Summary description:
The DeLOCK Riser Card features a PCI-E x1 male connector and a 90° angled x1 slot. It includes a 30 cm FPC cable for flexible installation. This product is CE certified and is ideal for expanding your system's connectivity options. Perfect for use in tight spaces where standard connections are not feasible.