LabelTac 4 Pro / Pro X Model Plastic Print Ribbon Spool - SingleThe same ribbon spool that comes pre-installed in every LabelTac 4 Pro andLabelTac Pro XIndustrial Labeling Printers. These ribbon spools are necessary for loading ribbon into the LabelTac Pro Model printer. While your LabelTac 4 Pro orLabelTac Pro Xalready came with these ribbon spools, it’s always a good idea to have more spools on hand in the event they get lost between ribbon reloading. If you’re using multiple ribbon colors throughout the day, you can improve label printing efficiency by inserting spools in frequently used ribbon. This preps the ribbon allowing you to load it into the printer and begin printing immediately without going through the entire spool removal and insertion process repeatedly.For an in-depth guide on replacing your LabelTac ribbon, please visit our support page and select your LabelTac printer. Our support page offers a variety oftutorial videos,troubleshoot guides, and an extensive FAQ.One ribbon spool per order.Ribbon spools are only compatible withLabelTac 4 ProandLabelTac Pro XIndustrial Labeling Printers.