Keg Couplers Item ID: #93 M System – Beer Keg CouplerProduct Information:The M System coupler was recently introduced to the U.S. market. Its body is the same as the German Slider, but the probe configuration is unique. It is used by breweries such as Schneider, Aventinus, Einbecker and Veltins. Fit M System keg valves. Features * Slide-on keg connection Specs * Keg Valve System: M |