Features The material is pure, the bearing has high precisions, wear resistance and long service life. The built in rollers are more durable, giving the bearing a better load carrying capacity. Has the characteristics of uniformity, high hardness, super durability, low noise and impact resistance. The bearings are used to bear combined radial and axial loads mainly in the radial direction. Suitable for industries such as automobiles, rolling mills, mining, metallurgy, and plastic machinery. Specification: Item Type: Ball Bearing Material: Bearing Steel Model: 30204 Inner Diameter: Approx. 20mm / 0.79in Length: Approx. 47mm / 1.85in Thickness: Approx. 15.5mm / 0.61in Purpose: Used to Bear Combined Radial and Axial Loads Mainly in the Radial Direction Application Scenarios: Used in Industries Such As Automobiles, Rolling Mills, Mining, Metallurgy, and Plastic Machinery Package List:1 x Ball Bearing 1 x Outer Frame Package List 1 x Ball Bearing 1 x Outer Frame