This vintage set of four York Barbell cast iron standard weights includes four 2 1/2 weight plates, with a total weight of 10 lb. The plates are suitable for use in various gym and training activities, and are made from sturdy cast iron material. They were manufactured in China and are designed for use by unisex adults. In addition to its practical uses, this set of weights is also a collector's item for fitness enthusiasts and vintage item collectors alike. Whether you are looking to add to your gym equipment collection or simply appreciate the history and craftsmanship of these vintage weights, this set is a must-have.