This blue chain sprocket with a key way is a unique vintage piece that can add a touch of steampunk decor to any space. It has been previously owned, which adds to its character and charm. The brand is unbranded, and the MPN is 0. This chain sprocket can be used as a paperweight or a display piece, and its size and weight make it a sturdy and durable option. The sprocket is perfect for those interested in industrial automation and motion controls or mechanical power transmission. It falls under the Business Industrial category and can be found under the Chains Sprockets subcategory.