This is a A-F2675R Collar PN: F2675RMain Description As Following : A-F2675R Collar P.N: F2675R Dim A (1): 1.625" O.D.Dim B (2): 1.135" I.D. Found in Section & Models : Hitch & Drawbar Parts > Hitches: 2PT and 3PT, John Deere TRACTOR: 520, John Deere TRACTOR: 530, John Deere TRACTOR: 620, John Deere TRACTOR: 630, John Deere TRACTOR: 720 (SN 7200000>), John Deere TRACTOR: 730 (SN 7200000>) Associated Items : New Also A-FRM-JD, A-JD-O-OMR2051, A-JD-P-PC527, A-JD-S-SM2022, A-JD-S-SM2024, A-JD-S-SM2029, A-JD-S-SM2045, A-JD-S-SM2050, A-SMJD16, A-FRM-JD, A-JD-O-OMR20710, A-JD-P-PC527, A-JD-S-SM2024, A-JD-S-SM2029, A-JD-S-SM2045, A-JD-S-SM2050, A-SMJD16, A-FRM-JD, A-JD-O-OMR2053, A-JD-O-OMR2078 And : Inside Diameter: 1.135" Outside Diameter: 1.625"