This is a A-70019 Bearing (LM11910) PN: 70019Main Description As Following : A-70019 Bearing (LM11910) P.N: 70019 A-70019 Bearing (LM11910) P.N: 70019 Stocked As: A-LM11910-I , Crosses To: A-FF5450 CIM-TEK , A-FF5450J CIM-TEK Found in Section & Models : Miscellaneous > Miscellaneous, Rhino (UNDEFINED): VARIOUS MODELS Associated Items : New Also This is An Aftermarket Product And : Bore: .75" Outside Diameter: 1.781" Radius: .05" Width: .475"