Easiest way to append to your file is to copy and paste it. If you are not using blender feel free to use the FBX or OBJ that is attached.

This package includes;

          .BLEND file -  low poly model (Version 2.80). 

          .FBX – low ploy with space allows subdivision 

          .OBJ – low poly version which allows subdivision

Texture Sets included;

4k and 8k PBR metal rough;

    Base color

    Normal

    Roughness

4K packaged UE4 texture set;

    Base color

    Normal

    OcclusionRoughnessMetallic