 Diversified Truck Leasing is your Polar King mobile dealer for all of Montana. So when you need a bumper pull refrigeration trailer to rent or buy, DTL and Polar King are right here in Helena at 1430 Carter Drive. Polar Kings are perfect for catering, sporting events, concessions, exhibitions and trade shows, frozen meat, flowers and cold beverages. Get details on Polar King bumper pull refrigeration cargo trailers to rent or buy at DTL Diversified Truck Leasing.