A:AnswerIt has 2 foot adjustments on the bottom so you can balance it but cannot put casters on it to move it around because they would go thru to the freezer. The walls and bottom are not heavy duty enough for that.
A:AnswerWe have ours set halfway. It does just fine and is sub-zero. If you want a specific temperature, I suggest getting a sub-zero thermometer to place in the freezer and adjust accordingly.
A:AnswerLook in your book that came with the freezer; call them and they will either let you know that they have them in stock or refer you to another company to order them (that's what I did).