Voss Push In Couplings Union Nuts NG12 Thread M22X1.5 For Benz 1 Use for truck bus , Such as Mercedes Benz, Man, Volvo. 2 Factory establish at 2001, and has gotten ISO 9001:2015 3 Couplings have been designed to conform to the Standards as below DIN74324,SAEJ844,  DIN73378, NFR12-632, MVSS 160//49 4 Ten millions couplings sold in the past 1 years.Can …