100 Series Economy Driveline. Driveline minimum C-to-C is 43" (1100 mm), maximum C-to-C length is 67" (1700mm), total collapsed length is 51" (12955 mm). Tractor ends: 1-3/8" 6 Spline and implement ends are 1-3/8" round bore with 1/2" pin hole. Driveline rated as category 2 (20 hp). Fits Bondioli & Pavesi Size 2.