Lowpoly game ready model of old forest machine harvester. Plus 2K textures (.png) and textures special for unreal engine ( .tga) format. Textures which contains Occlusion/Roughness/Metallic in one file (.tga) means Blue channel - Metallic; Green channel - Roughness; Red channel - Ambient Occlusion. If you want change something with textures use .spp file for substance painter. There is a different texture sets in project and for better understandings see screenshots with texture sets exports.