This connection plate with hardware is designed by ZF, a reputable brand in the industry. The product is made in Italy and is suitable for use in boats. The package includes the manufacturer part numbers 3100315022, 0636100576, and 0634313377. For buyers concerned about environmental safety, please note that this product is labeled with California Prop 65 Warning. The warranty for this item is not provided, but buyers can be assured of the quality and durability of the product from its reputable manufacturer.