Rexnord 7300655 Sprocket Hub (20HSB) is a hub component used to mount a sprocket onto a shaft in power transmission and material-handling equipment. It features a hub bore of 1-7/8 inches, offering compatibility with shafts sized to that diameter. This Rexnord part number identifies a specific hub for replacement or integration into existing chain-drive or sprocket assemblies in conveyors and other machinery.
