MRJ 4 bearing | RHP MRJ 4 Cylindrical Roller Bearing Thanks for your interest in our bearings, JFZ Bearing Co.,LTD specialize in produce ball and roller bearings. We are exporting MRJ 4 bearing and provided RHP MRJ 4 Cylindrical Roller Bearing information query, lists the details of the size and related parameters and picture. RHP Bearing Number: MRJ 4 Inside d: 4inch Outside D:8.1/2 inch Bore B: 1.3/4 inch Inside d:101.6 mm Outside D:215.9mm Bore B: 44.45mm Weight (KG): 8.05