Rubber Sealed 1/8" x 15/32" x 5/32" - Miniature BearingRubber Sealed Ball Bearing 1 8"X15 32"X5 32" Rubber Sealed Ball Bearing, this is a special size that could be used in many applications, measures an inner diameter of 1 8" inch, outer diameter is 15 32" inch and the width is 5 32" inch, features dual rubber seals for enhanced protection against dust and contaminants, plus its pre lubricated with grease so its ready to roll right away. Rubber Sealed Ball Bearing Deep Groove Ball Bearing Shields: Two