$20 Roller conveyor 01 3D model by jaketnet2012. Available on CGTrader. Check it out on CGHub.
SLDPRT (SolidWorks, filesize: 56.6 MB), JPG (JPG, filesize: 45.3 MB), PNG (PNG, filesize: 45.3 MB), MAX (Autodesk 3ds Max, filesize: 45.3 MB), FBX (Autodesk FBX, filesize: 9.52 MB)