Deployable Riot Shield - Turntide Low-poly (Polygon mesh 3D model) is available on CGTrader for $45. Original author: chrismartinartist. Specs: 3400 polys, 3600 verts.
BLEND (Blender, filesize: 37 MB), OBJ (OBJ, filesize: 37 MB), FBX (Autodesk FBX, filesize: 37 MB)