Precision Ball Bearing; 10MM Bore; 30MM Outside Diameter; 9MM Inner Race Width; 9MM Outer Race Width; Open Enclosure; ABEC 7 | ISO P4 Precision; No Flange; Steel Ball Material; Steel Race Material; Nylon Cage Material; 2 (1 Pair) Bearings

Precision Ball Bearing; 8MM Bore; 22MM Outside Diameter; 7MM Inner Race Width; 7MM Outer Race Width; Open Enclosure; ABEC 7 | ISO P4 Precision; No Flange; Steel Ball Material; Steel Race Material; Phenolic Cage Material; 1 (Single) Bearing

Precision Ball Bearing; 10MM Bore; 22MM Outside Diameter; 6MM Inner Race Width; 6MM Outer Race Width; Open Enclosure; ABEC 7 | ISO P4 Precision; No Flange; Steel Ball Material; Steel Race Material; Phenolic Cage Material; 1 (Single) Bearing

Precision Ball Bearing; 10MM Bore; 26MM Outside Diameter; 8MM Inner Race Width; 8MM Outer Race Width; Open Enclosure; ABEC 9 | ISO P2 Precision; No Flange; Steel Ball Material; Steel Race Material; Phenolic Cage Material; 2 (1 Pair) Bearings

Precision Ball Bearing; 8MM Bore; 22MM Outside Diameter; 7MM Inner Race Width; 7MM Outer Race Width; Open Enclosure; ABEC 7 | ISO P4 Precision; No Flange; Steel Ball Material; Steel Race Material; Phenolic Cage Material; 2 (1 Pair) Bearings