Feature●Lexmark C770 C772 X772 Image Transfer Unit (ITU) Maintenance Kit (Includes Transfer Roller & Transfer Belt) (120 000 Yield)●Works in C770dtn and C770n●Approximate yield: 120,000 pages●OEM Color Laser PartsDescription Image transfer unit maintenance kit is a genuine Lexmark part designed especially for use with Lexmark C770dn/dtn/n, C772dn/dtn/n, and X772e monochrome laser printers to assure quality. Maintenance kit yields 120,000 pages.