This is a vintage 1983 Schwinn Stingray boys crankset and sprocket Lucky 7. Made by Schwinn, this crankset and sprocket combo is the perfect addition to any bicycle enthusiast's collection. The year 1983 adds to its vintage charm, making it a great piece for display or restoration projects. The Lucky 7 design adds a unique touch and will make any bike stand out. This item falls under the collectibles, transportation, bicycles, and bicycle parts categories on eBay. The brand is Schwinn and the type is cranksets. It's important to note that this description does not discuss the condition of the item.