The R4313 is a black thermal transfer printer ribbon from the 4300 series. This wax/resin formulation ribbon measures 4.00 inches in width and 242 feet in length, with the ink positioned on the outside for printing. It is wound on a 0.500-inch inner diameter core and is specifically designed for compatibility with the BBP11 printer. As a RoHS compliant product, the R4313 is suitable for general-purpose labeling applications where clear, durable print is required.