Rubber Bumper 183938A1 Fits Case/International Harvester 570LXT 570LXT Series 2One New Aftermarket Replacement Boom and Swing Tower Rubber Bumper Fits Case International Harvester Backhoe Loaders and Construction Equipment This rubber bumper mounts at the boom and swing tower junction on Fits Case backhoe loaders and construction equipment, absorbing impact and reducing wear on structural components when the boom is latched into the transport position. It is a direct fit replacement for the original equipment bumper.