One New Aftermarket Replacement Blade Frame Mounting Bracket Fits Case/International Harvester Crawler DozersThis aftermarket replacement blade frame mounting bracket (Part R55861) is a structural dozer blade component that secures the blade frame assembly to the crawler dozer chassis. Each machine requires two (2) of these brackets. This part is used in the dozer blade C-frame and blade frame assembly on Fits Case (Fits Case/International Harvester) 450-series and 550-series crawler dozers. Replacing worn or damaged blade mounting brackets restores proper blade alignment and structural integrity for grading, leveling, and earthmoving operations.Specifications Quantity required per machine: 2 Weight: approximately 33 lbs. Drawing Reference: #30 Compatible ModelsFits Case/International Harvester Crawler Dozers: 450C LT, 550, 550E, 550E LT, 550G, 550G LGPReplaces Part Number(s):R55861, R55861-ANew aftermarket replacement part - not remanufactured, not used.