Label and Ribbon Cartridge Compatible Grainger Part Number 21U174 21U176 21U177 21U178 21U179 21U180 810HX3 810HX4 Compatible Mfr Part Number BMP51 BMP53 M511 M511-KIT Label Color White Label Finish Matte Label Height Not Applicable Label Material Nylon Label Width 1 1/2 in Material Properties Autoclavable Cryogenic Halogen Free Printer Series Compatibility BMP51 BMP53 M511 Ribbon Color Black Roll Length 16 ft Vial/Tube Size Not Applicable