This is a A-404-1618 Shaft, 1" x 1 1/8" Rectangular PN: 404-1618Main Description As Following : A-404-1618 Shaft, 1" x 1 1/8" Rectangular PN: 404-1618 Found in Section & Models : Driveline > Shafting & Tubing, Weasler Domestic: 12 Series, Weasler Domestic: 14 Series Associated Items : New Also This is An Aftermarket Product And : Original Weasler part. Length: 3' Shaft Size: 1" x 1-1/8" Rect.