R24ZZ Shielded Bearing 1 1/2x2 5/8x9/16 inch MiniatureR24ZZ Shielded Ball Bearing 1 1 2"x2 5 8"x9 16" R24ZZ Shielded Ball Bearing, this is a popular size that could be used in many applications, the inner diameter is 1 1 2" inch, outer diameter is 2 5 8" inch and the width is 9 16" inch, each bearing has 2 metal shields to protect the bearing from dust or any possible contamination, also bearing is pre lubricated with grease. Item: R24ZZ Ball Bearing Type: Deep Groove Ball Bearing Shields: 2 Metal