This Hozelock Pro-Metal Double ended Male Connector allows two lengths of hose equipped with female connectors to be joined together. It is made from nickel plated brass, which ensures a strong and durable connection. Scratch and frost resistant, it is ideal for outdoor s and helps to ensure continued connection, year on year. The Pro Metal Double Male Connector comes with a 3-year guarantee. Specification: Connection Type: Double Male. Hozelock 2044 Pro Metal Double Male Connector 12.5mm (1 2in)