Vehicle Inspection Systems, Inc. (VIS, Inc.) has been the front runner for heavy duty vehicle, truck, and bus safety for the trucking and transportation industry for brake and undercarriage inspection as well as wheel and rim safety for over twenty years. VIS manufactures and distributes products including the VIS-Check, the VIS-Polish, the VIS-Auto, the VIS-Nitro, the Squirrel: Wheel Safety Device, and our newest product, the VIS-Shine: On-Truck Wheel Polishing.