WOB71 ZZX Shielded Miniature Bearing 3/32" x 3/16" x 3/32"WOB71ZZX Shielded Ball Bearing 3 32" x 3 16" x 3 32" inch WOB71 ZZX Shielded Ball Bearing, measures an inner diameter of 3 32", outer diameter is 3 16" and the width is 3 32", a standard bearing size commonly used in a variety of industrial and commercial applications, each Comes with double metal shields (ZZ) to keep out dust and dirt, plus its pre lubricated with grease so its ready to roll right away. WOB71ZZX Ball Bearing Deep Groove Ball Bearing