New Old Stock 12 Inch Plow Share for Ferguson AO Series Moldboard Plows equipped with General Purpose (GP) Type A Plow Bottoms.
Ferguson and aftermarket part numbers: 12AB-AO-131, 12AB AO131, 12 AB AO 131.
The distance between the 1st and 2nd bolt hole is 6 1/2 inch. The distance between the 2nd and 3rd bolt hole is 4 3/4 inch. The measurements are taken from center of mounting hole to center of mounting hole. The 1st bolt hole is the one closest to the plow point.