This HO Scale 1 set from Athearn is perfect for any model railroad enthusiast looking to add to their collection. The set includes four unassembled trucks in black color, made of durable plastic material. The trucks are ready to go and pre-built, making them perfect for display or use on your model railroad. The set also includes features such as not painted and like New grading. These vintage trucks were manufactured in 2000 and are a great addition to any collection. The unit quantity is four and the gauge is HO. The California Prop 65 Warning does not apply to this item. Get your hands on these trucks today and add them to your model railroad!