Angular Contact Ball Bearing; 30MM Bore; 72MM Outside Diameter; 19MM Width; Open; No Flush Ground; Single Row of Balls; ABEC 1 | ISO P0; Yes Filling Slot; No Snap Ring; C0-Medium Internal Clearance; Brass Cage; 40 Degree; 1 (Single)

Angular Contact Ball Bearing; 12MM Bore; 32MM Outside Diameter; 15.9MM Width; 2 Metal Shields; No Flush Ground; Double Row of Balls; ABEC 1 | ISO P0; No Filling Slot; No Snap Ring; C0-Medium Internal Clearance; Nylon Cage; 20 Degree; 1 (Single)

Precision Ball Bearing; 20MM Bore; 42MM Outside Diameter; 12MM Width; Open Enclosure; ABEC 7 | ISO P4 Precision; Steel Ball Material; 1 (Single) Bearing; 15 Degree Contact Angle; Phenolic Cage Material