Experience clear output with a two-color ink roller that utilizes top quality ink formulations to deliver sharp, concise printing every time. Ribbon is compatible with Victor, Aurora, Canon, Casio, Innovera, Sharp & TI calculators. Easy-to-install design makes replacement quick & painless. Roller is manufactured under stringent quality standards to ensure optimal performance & seamless compatibility in your calculator. Colors include black & red. Compatible Victor models include 80, 380, 600, Series, 800 Series, 1280, 1530-III / 4 / 5, 1560-III / 4 / 5 & 1570-III / 4 / 5.