Pair of IH Cultivator Extension Bars for Farmall 140, 130, Super A, 100 Tractors, 30791BA, 510918R1 The mounting holes are 16-1/4"

The mounting holes are 16-1/4" inches apart (center of hole to center of hole)

This allows for repairs to broken or worn sections of drive chains to be replaced

This is a rigid (non-spring trip) style shank

Super A (serial number 348644 and higher)

New Distributor Clamp for IH Farmall

Pair of IH Cultivator Extension Bars for Farmall 140, 130, Super A, 100 Tractors, 30791BA, 510918R1 The mounting holes are 16-1/4"Pair of International Harvester (IHC) Cultivator Extension Bars for International and IH Farmall 140, 130, Super A, 100, and Many Other Tractor Models. Case IH Cultivator Extension Bar part numbers 30791BA and 510918R1. These extension bars are used on most all IHC, IH Farmall, and McCormick cultivator units. These cultivator extension bars are also referred to as cultivator clamps, cultivator toolbar extensions or shank extensions.