For use with Lexmark: 12A1970E (70), 17G0050E (50), 13400HCE, 10N0016E (16), 10N0217E (17) Dell: T0529, N5878. 

Lexmark and Dell cartridges filter ink through a fine mesh screen prior to delivery to the printhead which helps prevent clogging. Press-in screens are an essential step for successfully remanufacturing these cartridges with minimal failures. Increase yields and minimize returns!