This is a A-BS104 Socket, Ball, Top Link - Cat II PN: BS104Main Description As Following : A-BS104 Socket, Ball; Top Link - Cat II P.N: BS104 Dim A (1): 1.000"Dim B (2): 1.750"Dim C (3): .875"Dim D (4): 2.375" Replaces: BS04 RESOURCE INTERNATIONAL , Crossed From: BJ5211 , , S02010400 , , 22811 , Found in Section & Models : Hitch & Drawbar Parts > Ball Ends, (Miscellaneous) (UNDEFINED): SEVERAL, Hitch & Drawbar Parts > Hitches: 2PT and 3PT, (Miscellaneous) (UNDEFINED): SEVERAL Associated Items : New Also This is An Aftermarket Product And : Dim A (1): 1.000" Dim B (2): 1.750" Dim C (3): .875" Dim D (4): 2.375"