Rotary Cutter Economy Driveline, typically used with 5-6 ft. rotary cutters.. Driveline minimum C-to-C length: 41" (1035 mm), Maximum C-to-C length: 62" (1560 mm), Total collapsed length: 48" (1230 mm). Tractor end: 1-3/8" 6 spline, Implement end: 1-3/8" Round with 1/2" pin hole. Driveline rated as category 3 (35 hp), size 4. Driveline has 6 ft. lift / 3-pt. hitch. Fits King Kutter Finishing mowers and Rotary Cutters; Rhino and Woods Rotary Cutters.