It is a remix of a normal 4 holder into a 2+1 flashlight holder.
i set for Nitecore Flashlight, the big one is for a P30 New lend diameter and the other are for P20ix.
Are torch with 21700 batteries and a slighty large diameter. I can fit also a normal 18650 flashlight.
I use Sunlu PETG.
I use a white wall putty for the engragving BIG. but you can use a paint or nothing.
The author hasn't provided the model origin yet.