The 4Pcs 13R603 Color Drum Chip Refill is designed specifically for Xerox printers such as the 240, 242, 250, 252, 260, 7655, 7665, and 7675 series. Made by the trusted brand Xerox, these drum chips are compatible with the specified Xerox models and are manufactured in China. With a unit quantity of 4PCS, this product ensures that you have ample supplies for your printing needs. The laser print technology ensures high-quality prints, making it an essential component for any Xerox printer.