This new Rexnord Wrapflex 40R HSB coupling hub has a 2" bore and is designed for use in flexible and mechanical couplings and power transmission systems. The model number is 40R HSB 2.000" BORE 1/2" X 1/4" KW 2 SS, and it is made by the well-known brand Rexnord. This item is being sold without its original packaging and is perfect for those who need a replacement or spare part for their machinery. The product is suitable for use in industrial automation and motion controls, and is listed in the categories of flexible couplings, mechanical couplings & u-joints, mechanical power transmission, and business & industrial.