This is a A-503929M2 Pin, Lower Pull Arm PN: 503929M2Main Description As Following : A-503929M2 Pin, Lower Pull Arm P.N: 503929M2 Dim A (1): 3.875" LongDim B (2): .750" - UNF Thrd.Dim C (3): 1.000" Thrd. LengthDim D (4): .500" Pin Hole Found in Section & Models : Hitch & Drawbar Parts > Hitches: 2PT and 3PT, Massey Ferguson TRACTOR: 1080, Massey Ferguson TRACTOR: 1085, Massey Ferguson TRACTOR: 1100, Massey Ferguson TRACTOR: 1105, Massey Ferguson TRACTOR: 1130, Massey Ferguson TRACTOR: 1135, Massey Ferguson TRACTOR: 1150, Massey Ferguson TRACTOR: 1155, Massey Ferguson TRACTOR: 1505, Massey Ferguson TRACTOR: 1805, Massey Ferguson TRACTOR: 285 Associated Items : New Also This is An Aftermarket Product And : Dim A (1): 3.875" Long Dim B (2): .750" - UNF Thrd. Dim C (3): 1.000" Thrd. Length Dim D (4): .500" Pin Hole