Product Description Detailed Specs Downloads Reviews/Questions Product Description Ribbon/Head-Open Sensor for the Zebra Z4M/Z4MPlus & Z6M/Z6MPlus Thermal Printers Detailed Specs null null null null null null null null null null MFG Part Number G77767M Product Type Printer Part (Restricted) Product Family Z4M+, Z6M+ Downloads Reviews/Questions The Zebra G77767M is also known as ZEB -G77767M or G77767M