DELL 1720 1720N 1720DN DRUM UNIT REMANUFACTURED WITH BRAND NEW COMPONENTS SHALL PERFORM AS GOOD AS AN ORIGINAL DELL COMPATIBLE PHOTOCONDUCTOR UNIT AND ALSO COMPATIBLE FOR LEXMARK E250 E350 AND E450 SERIES PAGE YIELD: 30,000 Pages based on 5% page coverage FOR DELL 1720 1720N 1720DN 30000 PAGE YIELD Manufacturer Part # E250X22G TJ987