Product Description: Complete Constant Velocity Driveline with SA3 Ratchet Torque Limiter. Tractor yoke: 1-3/8" - 6Spline, Clutch end: 1-3/8" - 6 Spline. NOTE: It may be necessary to cut this driveline to length.Verify the length by ensuring that sufficient overlap of the drive tubes exists in all workingpositions without the possibility of bottoming out. Fits Bondioli & Pavesi 100 Series 80 EL CV: Size 4. It may be necessary to cut this driveline to length. Verify the length by ensuring that sufficientoverlap of the drive tubes exists in all working positions without the possibility of bottoming out.