Oregon 34-020, IDLER 4IN X 3/8IN FLAT Also Replaces: CASE: C15343, C-15343 GILSON: 36374 JOHN DEERE: AM121238, AM35590 LAWN-BOY: 36374, 701231 PHOENIX: F6416 TORO-WHEELHORSE: 36-3220, 363220, 55-8260, 558260, 6769 Product Code:34020