Rubber Roller + Bearings for ZT420 ZT421 200dpi 300dpi label Printer P1058930-081 Printer Spare Parts Replacement rubber roller with bearings designed for use in ZT420 and ZT421 label printers.Compatible with 200dpi and 300dpi models.P1058930-081.This platen roller kit is intended to support proper print alignment and media feeding in thermal printing applications.Includes one complete roller assembly with integrated bearings.Designed as a direct fit replacement for the component.Also listed alongside compatible printer parts such as thermal printheads, ribbon sense boards, drive belts, and main drive components for various printer models including ZT410, ZT411, S4M, ZM400, ZM600, and RM400 series devices.