Push Fit Hose Connection Fitting 12mm - Male Brass

Quick Connect Male to 12mm Hose Push Fitting
 

Note: To join, simply push hose into the fitting. The teeth on the inside of the collar will grip the hose and make it water-tight. To release, press down on the collar with thumb and forefinger and gently pull hose out with opposite hand.
 

* Pulling the hose out without pressing down on the collar will damage the fitting*