Case IH part numbers 520124R2 (right side bracket) and 520125R2 (left side bracket)
The belt drive output shaft is 1-1/8" inch diameter and 6 spine where as the standard PTO 540 RPM output shaft is 1-3/8" inch diameter and 6 spline
IH Forklift: 4000
This Cub Cultivator Mount is for the RIGHT side front cultivator
Case IH Cultivator Toolbar Extension Bars part numbers 511992R1 and 510918R1
IH Cultivator Planter Runner Clamp Cuff for Farmall 140, 130, Super A, 100, Cub and Other Tractor Models Case IH part numbers 520124R2IH Planter Runner Clamp with Wedge Bolt for International and IH Farmall 140, 130, Super A, Super A, 100, Cub, and Other Tractor Models. Planter runner clamp is in good usable condition. Case IH part numbers: 512387R11, 512387R1, 512387R3. The last 3 photos show the placement of the planter runner clamp. Most commonly used on the International model A 178 planter runner frame to mount the front fertilizer knife or rowbuster shank.