This is a A-704-3500 Tube Weld Yoke (w/ Bearing Groove) PN: 704-3500Main Description As Following : A-704-3500 Tube Weld Yoke (w/ Bearing Groove) PN: 704-3500 Found in Section & Models : Driveline > Driveline Components, Weasler Domestic: 35 Series, Driveline > Yokes, Weasler Domestic: 35 Series Associated Items : New Also This is An Aftermarket Product And : Tube weld yoke with bearing groove. Fits 2-1/2" tube with .120" wall thickness. This yoke uses a 44 Series shield Original Weasler part. Fits Tube: 2 1/2" (.120 Wall)