This is a A-TS920LB Seat Adapter PN: TS920LBMain Description As Following : A-TS920LB Seat Adapter P.N: TS920LB Bolt: 3.000" C to CBolt Diameter: .4375"Mounting: 6.560" X 1.900" Found in Section & Models : Seats > Misc Seat Parts, Long (UNDEFINED): SEVERAL Associated Items : New Also This is An Aftermarket Product And : Bolt: 3.000" C to C Bolt Diameter: .4375" Mounting: 6.560" X 1.900"