Our Remanufactured Samsung SCX4216D3 TonerCartridge used in Samsung SF-755P printerwill meet or exceed OEM (Original Equipment Manufacturer) specifications and high standards of quality and reliability. Designed to be 100% compatible and interchangeable with OEM cartridges. Using our remanufactured cartridge does not void the Printer Warranty. All our cartridges are tested to the highest degree and only the very highest quality parts used in our production process. 100% Satisfaction Guaranteed or your money back.