Automatic coupling for 1/2” (12,5 mm) - 5/8” (15 mm) diameter hoses in chrome-plated brass. Provided with an automatic water stop valve. Fits onto the end of the hose. Water flow is interrupted by disconnection of the watering accessory. Equipped with 6 internal bearings to guarantee automatic connection and perfect seal. The tightening ring nut with an exclusive Claber design profile distinguishes the product and improves grip.