This is a A-807-4420 Implement Clamp Yoke PN: 807-4420Main Description As Following : A-807-4420 Implement Clamp Yoke PN: 807-4420 Found in Section & Models : Driveline > Driveline Components, Weasler Domestic: 44 Series, Driveline > Yokes, Weasler Domestic: 44 Series Associated Items : New Also This is An Aftermarket Product And : This is a single bolt clamp yoke. Bolt not included. Original Weasler part. Bore: 1 3/4" - 20 Spl.