This premium add roll is compatible with printing calculators, adding machines, POS systems, cash registers, and any other device that takes a 2 ¼" x 150' paper roll. This is a Monroe exclusive, high-quality 15 lb. 2 ¼" X 150 single-ply bond paper roll. This paper provides the perfect surface for clear printing from your ink ribbons. These are the ideal paper length so you're not having to change the paper as frequently as you might with rolls at a fraction of the length. Exclusively made by Monroe Systems for Business, the inventor of the printing calculator in 1912.
Those who know, choose Monroe.