Product Description: Constant Velocity Shaft without implement yoke. C-to-C Length: 48" (1210 mm). Tractor end: 1-3/8" -21 Spline. Size: 6. Replaces: 7656121R1T08S08. 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 6. Select Implement yoke needed from associated items.