Guaranteed smart toner cartridges that help you reduce printing cost while delivering bright colors and sharp text. Compatible with part number 841280. For use in Ricoh Aficio MP C2030 MP C2050 MP C2350 MP C2550. Each Black cartridge has a capacity of 10000 pages at 5% coverage. Do It Wiser ® Smart Toner Cartridges are guaranteed to work flawlessly, certified by ISO 9001 international quality standard, ISO 14001 environmental management, and free of lead and hazardous materials.