I can't remember when I used any MM cart for the last time while trusting my memory at my age is asking for trouble. So I checked some of hose that I still own. AT 160 ML, AT 155 CL and Signet
TK 7 LCa. All of them have rectangular coupling and all can be
substituted for each other.
TK 7 LCa. All of them have rectangular coupling and all can be
substituted for each other.