2Pack PCI-E Riser VER 007 PCI Riser Dual Power Starter Board 1x to x16 Powered Riser Adapter Card USB 3.0 Extension Cable PCI-E to SATA Power Cable-GPU Riser Adapter JIURUN

It's a gamble to buy something on Amazon that has no review. Fortunately it turns out the product is of decent quality. Both risers are as described and working out of the box.