... bar strips vario system for NSC Schlumberger PB series combing machines economy many exported vario bar stripsvario systemfor NSC Schlumberger PB ... :gill box (GN series, GC12~15 series),PB series combing machines,FM7N and FM8N roving frames;Further information, upon your request ... bar strips, vario system for NSC Schlumberger PB series combing machines