Diaphragm nozzle holder from the manufacturer Lechler, System Twist-Lock. For the fitting on a pillar pipe. Liquid supply with a facile hose connection over a 13 mm grommet. Pressure range 0,7 bar up to 20 bar. Fitting on a 1/2" pipe with drilling ø 7 mm or 3/4" pipe with drilling ø 10 mm. Only Lechler Twist-Lock caps fit on the Lechler Twist-Lock system. Please mention the diameter of your pillar pipe.