Label Spool Assembly Compatible with DYMO LabelWriter 550, 450, 400 & 300 Series, Replacement Roll Holder Spindle

["1.Designed to be compatible with DYMO LabelWriter 550, 450, 400, and 300 series printers, providing stable support for label rolls.","2.Not compatible with DYMO 4XL or 5XL models. Please verify your printer model before purchase to ensure proper fit.","3.Helps prevent label roll shifting or jamming, ensuring smooth feeding and consistent print alignment.","4.Made from high-quality material for long-lasting durability, resisting wear and deformation during daily use.","5.Simple snap-in design allows quick installation without tools, getting your printer back in use within seconds."]