this Series 6 Pto Shaft Features A 1-3/8 Inch 6-spline Tractor End Yoke And A 1-3/8 Inch 6-spline Fd2 Clutch On The Implement End. It Is Compatible For Use With Rotary Mowers, And The Fd2 Clutch Attaches With One Bolt That Fits A Groove On Input Shaft...