F43767 New Lower Clamp Fits Case-IH Crawler Dozer Models 1150B 1150C +One New Aftermarket Replacement Lower Side Screen Clamp Fits Case IH (Fits International Harvester) Crawler Dozers This aftermarket replacement lower side screen clamp (also called a lower clamp) secures the engine side screen panel on Fits Case IH crawler dozers and bulldozers. It works in conjunction with the upper clamp (F43766) to hold the side access screen firmly in place during operation. Compatible Models Fits Case IH 1150 Series Crawler