Cam Follower Bearing; 1/2" Roller Diameter; 3/8" Roller Width; Flat Roller Surface; Stud Type; 0.19" Stud Diameter; 10-32 Thread; Standard Stud; Sealed; Needle Bearing; Relubricatable; No Hex Socket

Single Row Ball Bearing; 12MM Bore; 28MM Outside Diameter; 8MM Outer Race Width; 2 Seals; ABEC 1 | ISO P0; No Filling Slot; No Snap Ring; C4-Extra Loose Internal Clearance; Steel Cage