Flat Idler / Exmark 1-603497Pack Size:1Exmark 1-603497J. Thomas JT-106, NHC 276-9325Exmark Explorer, Explorer II, Turf Ranger, Turf Tracer 52" and 60" walk behinds and Viking 32", 36" and 48" decksIdler E: 1/4 ", Idler F: 1/4 ", Idler H: N/A ", Idler K: 3/4 ", Idler V: 1 1/4 ", ID: 11/16 ", Material: Steel, Idler has a double row of bearings with double sealed sides, For heavier load applications, For explanation of letters please refer to the drawing by clicking on More Info, Idler C: 11/16 ", OD: 4 3/4 ", Idler B: 3 7/8 ", Height: 1 1/4 ", Idler A: 4 3/4 "