The models and Base textures for this set are free. You can find them here by looking through my models.https://www.cgtrader.com/free-3d-models/exterior/landscape/assorted-boulders-base
An assortment of 9 boulders, all sharing the same 2K textures in .png format. Textures have Diffuse, Specular, Height, and Normal maps. The models are low-poly, game-ready, watertight, and can be subdivided. Available formats are 3ds .obj .fbx .blend, and .dae. Previews were rendered in Anim8or. Blender was used for file conversion.
Updated with 2K PBR textures in .png format. Textures have BaseColor, Roughness, Metalness, Normal, Ambient Occlusion, and a Cavity map.
If you find this useful and would like to support me, please consider buying one of my sets, or you could leave a rating or comment. Please take a look at my other models, there are free samples for most of my sets, perhaps you can find something you like. Thank you for your interest and best of luck with your projects.