NOS Simplicity OEM Fafnir FLCT .750 ID Flange Bearing NLA 105311 2105311SMNOS FAFNIR 311KDD Bearing 55MM Bore 120MM OD 29MM WidthNOS FAFNIR 312NPP Bearing 60MM Bore 130MM OD 31MM WidthNOS FAFNIR S3K Ball BearingFafnir Bearing Collar S1010KC1