The Lexmark 71B10K0 Return Program Toner Cartridge in black is a high-quality product designed for Lexmark printers. This cartridge is compatible with various Lexmark models such as Lexmark CS417dn, Lexmark CX317dn, and Lexmark CS517de. With its laser print technology, this toner cartridge ensures sharp and professional-quality black prints. As part of the Return Program, this cartridge helps to reduce waste and promote sustainability by allowing customers to easily recycle used cartridges. The Lexmark brand ensures reliability and consistency in printing performance.