Solid ring B174N for Schlafhorst autocoro spare parts 1.life:3-4years 2.17 years' experiences 3.excellent coating Solid ring B174DN for Schlafhorst autocoro spare partJINQIAO spinning machinery parts manufacturing co.,ltdJINQIAO can supply the clothing ring and rotor cup for Schlafhorst Autocoro SE7-12,Rieter RU11/14,R1/20,Rieter BT923,Saurer BD D30/320/330/350/380,Jingwei,Rifa,Taitan,Elitex/ ...