Dell U3415W Mount for Acer H236HL

Wanted to use an extra Acer H236HL monitor I had along with my wide Dell U3415W. The Dell is not an a monitor arm, and, the Acer did not come with VESA mounting holes (and the metal bracket available is overpriced). What to do? Design and 3D print something of course. This turned out perfect, fits like a glove and holds the monitor exactly where I want it to be.

Printed in OrbPolymer PLA, 0.20mm, 40% infill.
Printed it standing up in the same orientation it is installed. I used supports insi