This is a A-6T1023R Lock Nut PN: 6T1023RMain Description As Following : A-6T1023R Lock Nut P.N: 6T1023R A-6T1023R Lock Nut P.N: 6T1023R Found in Section & Models : Tractor Parts Associated Items : A-6T1022R Also This is An Aftermarket Product And : High Quality Afternaket Shipped from Both US and Canada