Product Description: New Batwing Mower Wing Shaft, size 8. Shaft minimum C-to-C length: 67" (1710 mm), Maximum C-to-Clength: 87" (2210 mm), Overall collapsed length: 80" (2026 mm). Tractor yoke is 1-3/4" with 20splines. Implement yoke is a 1-3/4" 20 spline clutch. Replaces Bondioli & Pavesi No. 8160003FF3.Fits Bondioli & Pavesi 100 Series. 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.