Something I worked on for a little less than a month. I intended it to be used within video games. It is based on the 'metalness' workflow
and includes a diffuse, AO, Metalness, Roughness, and Normal.
If you want to download it:
https://www.cgtrader.com/free-3d-models/military/gun/tc-compass-hunting-rifle
TC Compass Model
Blender Speed Modelling: T/C Compass Hunting Rifle