Claber 8639 Male Accessory Connector, Adapter, Black Made in Italy. Easily threads to nozzle and/or sprinkler for quick-click connection to hose. Interchangeable with most quick connector systems. Made of UV-stabilized and weatherproof ABS plastic. Handles water temperature up to 104F and outdoor temperature up to 122F; should not be exposed at temperature below 37.4F.