Improve the looks and operation of Athearn 85' Flat Cars with this custom weight set. Parts fit center sill and ends, lowering the car to a more prototypical height. Lower center of gravity and additional weight improve tracking, so the car can be operated easily without a load Can be used on cushioned or noncushioned cars and adds more realistic detail to the end of the car. Includes complete Athearn kit, end weights castings and instructions.