The SINOSCOGO Spacer Roller Kit A1UDR90100 A1UD371800 is an indispensable tool for anyone working with copiers. This kit is compatible with a range of models, including 223, 283, 363, and 423 copiers, ensuring that you can use it with ease. The kit comes with two spacial rollers, A1UDR90100 and A1UD371800, and a roll-off supply. The spacial rollers have a unique design that prevents the paper from being crinkled or damaged, ensuring clean and accurate prints every time. The roll-off supply allows for easy replacement and minimizes downtime. This kit is not just environmentally friendly but also cost-effective, as it can increase productivity and reduce the need for costly repairs. The SINOSCOGO Spacer Roller Kit is a reliable and affordable solution for maintaining your copier's performance.