This is a A-PN101C Lynch Pin, w/ Chain .187" (5 pk) PN: PN101CMain Description As Following : A-PN101C LYNCH PIN W/CHAIN3/16 (5pk) P.N: PN101C Dim A (1): .187"Dim B (2): 1.125"Dim C (3): 1.375" Replaces: PN01C-C RESOURCE INTERNATIONAL , Crossed From: S07092000 , Found in Section & Models : Hitch & Drawbar Parts > Hitch Pins/ Hair Pins/ Clevis & Pins, (Miscellaneous) (UNDEFINED): Lynch Pins, Hitch & Drawbar Parts > Hitches: 2PT and 3PT, (Miscellaneous) (UNDEFINED): Lynch Pins Associated Items : New Also This is An Aftermarket Product And : Dim A (1): .187" Dim B (2): 1.125" Dim C (3): 1.375"