Product Description Detailed Specs Downloads Reviews/Questions Product Description PRINTRONIX, SPARE PART 4" RIBBON SUPPLY SPINDLE ASS'Y PARTS Detailed Specs null null null null null null null null null null MFG Part Number P400000-021 Product Type Accessory Downloads Warranties Warranties Reviews/Questions The TSC-Printronix P400000-021 is also known as TSC -P400000021 or P400000021