Description Weasler Forged 3500 Series Tractor PTO Yoke - 1 3/8", 6 spline Quick Disconnect. This item is a suitable alternative for the following: 971-1023506, 35N220-20, 34780, 102-3506, 125BH, 1818-009, 340-3505, 222312, 1023506, 2731, 35N22020, A-102-3506, A1023506, C124-RC, C124RC, Y55-0235, Y550235