This Link-Belt FB3S216EK75 Flange Blocks Ball Bearings, FB3S200 is a top-quality product that is perfect for industrial use. It features a cast iron material that is durable and reliable, ensuring that it will last for a long time. The unit type is a unit and it is sold in a quantity of 2.The bearing insert type is a ball and it has a bore diameter of 1 inch. The model is FB3S200 and it is manufactured in the United States by Rexnord. This flanged mount bearing is suitable for use in various industries and is ideal for those looking for a reliable and high-quality product.