Profile: Advance Display System, Inc. supplies nursery, agricultural, industrial and golf cart utility boxes and rear seat kits. We also provide dollies, carts, hand trucks, soil wagons, display racks, custom and standard trailers, wheelbarrows, electric vehicle conversions and stretches. range of tracking and fifth wheel trailers are ideal for wholesale operations, retail nurseries or speciality applications. The heavy-duty construction ensures the trailer will last for years. Drop pin or 5 ton pintle hitch can be fitted so that the trailers can be hitched and pulled in series. Wood, steel or expanded mesh decks are available. Deck size can be adjusted to suite your requirements. Four wheel tracking is optional on all of our trailers.