A-BC102-AI Collar, Bearing (Import)One New Aftermarket Replacement Bearing Collar Fits International Fits Case IH Agricultural Equipment This bearing collar is designed for use with self aligning bearings on 1 1 8" (28. 58mm) shafts, commonly found in combine and other agricultural equipment driveline assemblies. It secures the bearing in position on the shaft and is a direct aftermarket replacement for OEM part number BC102 and its cross references across multiple major brands.