10-Pack Open Bearings R4A 1/4" x 3/4" x 7/32" MiniatureR4A Open Ball Bearings 1 4" x 3 4" x 7 32" inch Lot of 10 Bearings Pack of 10 Ball Bearings R4A, measures an inner diameter of 1 4", outer diameter is 3 4" and width is 7 32", R4A is commonly used in industrial, commercial, and mechanical systems, Made from high strength chrome steel for durability and performance. R4A Ball Bearings Deep Groove Ball Bearings Shields: Open Size: 1 4" x 3 4" x 7 32" Inner Diameter: 1 4" inch Outer Diameter: 3 4" inch