This is a A-801-4406 Spline Bore Implement Yoke (w/ Pin Hole) PN: 801-4406Main Description As Following : A-801-4406 Spline Bore Implement Yoke (w/ Pin Hole) PN: 801-4406 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 : 44 Series Implement Yoke. 1-3/8" 6 spline yoke with 21/64" pin hole. Original Weasler part. Bore: 1 3/8" - 6 Spl. Pin Hole: 21/64"