Hozelock 2035 Pro Metal AquaStop Hose Connector 12.5-15mm (1/2-5/8in)
This hose connector is best used at the gun end of a hosepipe and is suitable for use with all 12.5mm (1/2in) and 15mm (5/8in) hose. This saves having to go back to the tap to turn the water off when switching between accessories.