This is a A-223316 Duckhead Pivot Assembly, 7/8" PN: 223316Main Description As Following : A-223316 Duckhead Pivot Assembly, 7/8" P.N: 223316 Fits 7/8" Screw. Found in Section & Models : Hitch & Drawbar Parts > Hitches: 2PT and 3PT, Case-IH INDUSTRIAL/CONSTRUCTION: 2606, Case-IH TRACTOR: 300, Case-IH TRACTOR: 330, Case-IH TRACTOR: 340, Case-IH TRACTOR: 350, Case-IH TRACTOR: 400 FARMALL, Case-IH TRACTOR: 460, Case-IH TRACTOR: 560, Case-IH TRACTOR: 660 Associated Items : New Also A-IH-O-2606, A-IH-O-3121, A-IH-P-3082, A-IH-P-6062606, A-SMIH25, A-CA-O-300, A-CON-S-ZDGDETC, A-IH-C-MUSCLES, A-IH-O-ROTCUTFH, A-IH-P-HYDTCH, A-IH-S-CARBSPEC, A-IH-S-ENGGASE, A-IH-S-HMTRANFD, A-IH-S-TOOLSLATE, A-IH-S-TUNEUP, A-SMIH10, A-FRM-ACCACO, A-IH-O-330UTIL, A-IH-P-330UTIL, A-IH-S-BRAKEREP And : Fits 7/8" Screw.