Dell DL1720D MW685 1720 1720N 1720DN Drum Unit Printer Ready Corporation guarantees' that our re-manufactured toner cartridges are manufactured under high quality control standards to assure performance is equal, if not exceeds that of OEM manufacturing equipment. Easy and convenient customer service available to answer any questions you may have. Compatible with 1720, 1720N and 1720DN Series Printers Yield: 30,000 pages Save Money and Go GREEN!