Stamped Steel Flanged Wheel Bearing 5/8" ID x 1-3/8" ODStamped Steel Flanged Wheel Bearing 5 8" x 1 3 8" x 1 2" Inch One Bearing This flanged wheel bearing features a 5 8" inner diameter and 1 3 8" outer diameter, making it a handy choice for carts, trolleys, lawn equipment, and general utility wheels. Built from stamped steel, its simple, reliable, and easy to install in a variety of rolling setups. Pack size: 1 bearing Inner diameter: 5 8" (0. 625") Outer diameter: 1 3 8" (1. 375") Width: 1 2" (0. 5")