Product Description: 100 Series Driveline with overrunning clutch, size 6. Driveline rated as a category 4 HD (64 hp).Minimum C-to-C length: 29" (740 mm), Maximum length: 43" (1080 mm), Total collapsed length: 39" (990 mm). Tractor end: 1-3/8" 6 Spline, Female end: 1-3/8" 6 spline overrunning clutch. Fits Bondioli &Pavesi applications. 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.