Product Description Detailed Specs Downloads Reviews/Questions Product Description ZEBRA RIBBON OUT / HEAD OPEN SENSOR FOR THE ZEBRA Z4M00 & Z6M00 PRINTERS Detailed Specs null null null null null null null null null null MFG Part Number 79821M Product Type Printer Part (Restricted) Product Family ZM400, ZM600 Downloads Reviews/Questions The Zebra 79821M is also known as ZEB -79821M or 79821M