$20 Industrial storage hopper 3D model by jaketnet2012. Available on CGTrader. Check it out on CGHub.
SKP (Sketchup, filesize: 69.2 MB), JPG (JPG, filesize: 50.6 MB), PNG (PNG, filesize: 50.6 MB), MAX (Autodesk 3ds Max, filesize: 50.6 MB), FBX (Autodesk FBX, filesize: 7.67 MB)