Combination of the BRS-Engineering models and cable clip by Liam Venter.
Original BRS-Engineering design is here: https://www.thingiverse.com/thing:5197235 or his Github profile: https://github.com/FlorentBroise/BRS-Printers-Mod
Original Liam Venter design is here: https://www.thingiverse.com/thing:5131325
The author hasn't provided the model origin yet.