Drang Sidearm from Destiny 2 with removeable magazine.
The coin is printed with a SLA printer, so i don't know how well it will look printed on a FDM printer but the rest should be easy to print.
Printer Brand:
BCN3D
Printer:
Rafts:
Doesn't Matter
Supports:
Yes
Resolution:
0.2
Infill:
20