FV4034 Challenger 2 UK Low-poly 3D model is available on CGTrader for $49. Original author: ultra3dmodels.
OBJ (OBJ, filesize: 7.3 MB), C4D (Cinema 4D, filesize: 4.09 MB), BLEND (Blender, filesize: 5.96 MB), FBX (Autodesk FBX, filesize: 108 MB), PNG (PNG, filesize: 142 MB), EXR (EXR, filesize: 142 MB)