For use with two high power Devices additional 12V Power is highly suggested. 12A 12V->3.3V buck voltage regulator. A low profile card can be directly inserted into the riser and screwed into the normal mounting mechanism of a full height case.
The second card can be placed in the adjacent slot with a short cable. 3D file can be downloaded here.
The item "PCIe Bifurcation Riser Card x8x4x4 low Profile Adapter Ncase M1 and others" is in sale since Wednesday, September 16, 2020. This item is in the category "Computer, Tablets & Netzwerk\Computer-Komponenten & -Teile\Mainboard-Komponenten & Zubehör\Sonstige". The seller is "c_payne99" and is located in Mannheim.This item can be shipped worldwide.