Heavy-Duty Flat Idler / John Deere AM135526Pack Size:1John Deere AM135526NHC 276-9379, Oregon 34-103, Ratio Parts 022-958John Deere X300 SeriesIdler E: N/A ", Idler F: 1/4 ", Idler H: 1/4 ", Idler K: 1 ", Idler V: 1 1/4 ", ID: 11/16 ", Material: Steel, For explanation of letters please refer to the drawing by clicking on More Info, Does NOT include outer bushing, Idler C: 11/16 ", Made By: An OEM supplier, OD: 5 1/4 ", Idler B: 4 1/2 ", Height: 1 1/4 ", Idler A: 5 1/4 "