Front roller used on models: 300, 500, 700, 800, 810, 820, 7000, 7010, 7200, 7600, 7800.
NEW PART however ----> These parts have been in storage for a long time and have some surface rust, nicks and dings. You save because we purchased too many!!!
NOTE: The magnet for the speed sensor is located on the outside of the pulley on this roller.