Model originally uploaded to Thingiverse at https://www.thingiverse.com/thing:5629897.

AV Access Dual Monitor KVM switch mount (4KSW21-DM)

https://www.avaccess.com/products/4ksw21-dm/

This is for mounting an AV Access dual monitor KVM switch under or on the side of a desk to get it out of the way but still have it accessible. The rear stop is meant to use short M3 heat set inserts.