This is a A-AH231006LS Feeder House Chain, (3 Strand), less slats PN: AH231006LSMain Description As Following : A-AH231006LS Chain, Feederhouse, (3 Strand), less slats P.N: AH231006LS Slat mounting hardware not included. For slat mounting hardware see part # A-JDC100BK Found in Section & Models : Headers/Platforms/Feeder House > Feeder House Chain, John Deere COMBINE: S540, John Deere COMBINE: S550, John Deere COMBINE: 9470 STS, John Deere COMBINE: 9560STS, John Deere COMBINE: 9570STS Associated Items : A-JDC100BK Also This is An Aftermarket Product And : Slat mounting hardware not included. For slat mounting hardware see part # A-JDC100BK