THIS WAS A PAID MODEL... SO IT'S FREE NOW, PLEASE WRITE SOME REVIEWS TO SUPPORT ME!there is a ZIP file... in that zip file there is .mtl& .obj& .fbx& .blend file.there is also a texture folder wich include normal map, roughness map,metallic map and color map.
if you want the weapon only, this link is for you: https://www.cgtrader.com/3d-models/military/gun/sci-fi-gun-bf687a3d-17a7-4ac3-a72e-f8b16a7afab4
and the cameras too: https://www.cgtrader.com/3d-models/electronics/other/concept-camera-5bdeaa8a-3727-4c7b-b445-9b7dc84836b4