The adjustable SaltDogg TGSUV1B Tailgate Hitch Salt Spreader is designed for one-pass coverage of driveways and access roads. Simply hitch it to the back of your SUV and get to work! The stainless steel-lined hopper provides even flow of rock salt or calcium chloride without requiring an auger add-on or vibration kit. Do not use the TGSUV1B Tailgate Hitch Salt Spreader with sand. 12V plug adapter included.