Review on RIITOP Dual NVMe PCIe Adapter | M.2 NVMe SSD to PCI-e 3.1 x8/x16 Card | Supports M.2 (M Key) NVMe SSDs 22110/2280/2260/2242/2230 Sizes by Danny Bell

It works great and both M.2 drives run at high speed. I was a little concerned that having two M.2s so close together and on the same map would cause heat issues. Although the M.2 ran about 5°F warmer than the two separate cards, heat wasn't an issue. My computer is set to have the fan blow directly onto the MB that the card is on and both M.2s have heatsinks. M.2s can get very hot if not properly cooled and become damaged as a result. i need radiators