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• CE 15° Contact Angle And (E) Small Size Balls
• P4A Dimensional Accuracy In Accordance With ISO Tolerance Class 4, Running Accuracy Better Than ISO Tolerance Class 4
• DBB Two Single Row Deep Groove Ball Bearings, Single Row Angular Contact Ball Bearings Or Single Row Tapered Roller Bearings Matched For Mounting In A Back-To-Back Arrangement, Medium Preload