Up for sale is a set of 52 vintage piano tuning weights in their original box. These weights are brand new and have never been used. They can be used with any type of piano and come in a gray color. The tuning weights were manufactured in the United States and are suitable for both personal and professional use. The set includes 52 units of weights, making it a great value for anyone in need of piano tuning tools. The brand name of the weights is unknown, but they are high-quality and reliable. Don't miss out on this great opportunity to own a brand new set of piano tuning weights!