Specifications include, but are not limited to: Printer Ribbon for Fargo DTC 525 Printer - for printing color on front and black ink on back YMCKOK Fargo 86032 or Equivalent; Printer Ribbon for Fargo DTC 525 Printer for printing color on both sides of cards 86031 or Equivalent; Printer Ribbon, for Fargo DTC 550 YMCKOK - for printing color on front and black on back #86202 or Equivalent; Printer Ribbon for Fargo DTC550 (for printing color on FRONT and BACK or cards. YMCKO #86200 or Equivalent; Standard Black Resin "K" Printer Ribbon for 500 Series Printer #Fargo 86119 or Equivalent; DTC 550 Printer Ribbon, Full Color #86201 Part #RFR01 or Equivalent; Printer Ribbon - for DTC4500e color ink on FRONT and black ink on the BACK. Fargo # 45210; Printer Ribbon - for DTC4500e - color on both front and back. Fargo # 45200.