10-Pack Sealed Bearing R1212-2RS 1/2" x 3/4" x 5/32"R1212 2RS Ball Bearings Rubber Sealed 1 2" x 3 4" x 5 32" inch Lot of 10 Bearings R1212 2RS Sealed Ball Bearings, a standard bearing size with dimensions commonly used across many industries: 1 2" x 3 4" x 5 32" inch. Each bearing is equipped with two rubber seals to shield against dust and contaminants, additionally, these bearings come pre lubricated with grease for smooth operation. R1212 2RS Ball Bearings Deep Groove Ball Bearings Closures: Two