GW210PPB4 Two Triple Lip Seals Square Bore 1-1/8" Bore BearingGW210PPB4 Spherical Two Triple Lip Seals Square Bore Non Relubricable Agricultural Bearing 1 1 8" Inch Inner Diameter GW210PPB4 Agriculture Heavy Duty Disc Harrow Bearing, Square Bore, Non Relubricable, Two Triple Lip Seals, 1. 8" ID, 3. 54" Cylindrical OD, 1. 188" Inner Ring Width, 1. 188" Outer Ring Width GW210PPB4 Agricultural Bearing Agricultural Bearing Shaft Size: 1 1 8" inch A: 1 1 8" Inch square B: 3. 54" inch flat C: 1. 188" inch D: 1. 188"