Spindle Pulley / Great Dane D18084Pack Size:1Great Dane D18084Green Line 1310079, J. Thomas GD-38, Landscaper Pro 618084, Mow More GDP10079, NHC 276-9712, Rotary 10079Great Dane Scamper, Chariot and SurferID: 1 " SPLINED, OD: 5 5/8 ", Tall hub, Made by an OEM supplier