Quick connect & durable, premium Hozelock AquaStop connector fitting for 12.5mm & 15mm hose, is best used at the gun end of a hosepipe. Key Benefits Include: The Zinc die cast sleeve makes the Pro Metal AquaStop strong, durable and scratch resistant It has an internal valve that stops the water flow when an accessory is disconnected Soft touch for comfort Flexible tale prevents kinking Hozelock’s World-class Pro Metal Hose End Connectors – The ultimate in quick connection. Thanks to the additional benefit of AquaStop – The internal valve stops the water flow when the watering accessory is disconnected, enabling you to easily switch between accessories without wasting water or getting wet. The Zinc die cast sleeve – Ensures that the Hozelock connector is strong, durable and scratch-resistant. All internal parts are made from the highest quality materials – DuPont Delrin® Acetal, ultra-tough engineering thermoplastic, that bridges the gap between plastic and metals and its unique component assembly points. Triple locking system – The connection to the hose end accessory is guaranteed to stay secure up to 10 bar. Strong connection – The hose is securely connected thanks to barbs that connect with the inside and outside of the hose. Soft Touch Pads – Provide a comfortable grip for easy connection/disconnection even when wet. Eliminates hose kinking, hose swelling and hose leaking – at the connection point with the fitting due to the ingenious flexible hose-tail on the nut. Product Details: Connector Function - Gun/Sprinkler Connection Connection Type - Female Hose Diameter - 12.5mm, 15mm Material - Metal, Polypropylene 3 Year Guarantee