Martin Sprocket & Gear 40B20SS Sprocket is a chain-drive component with a 2-inch bore, built for mounting on compatible shafts in power-transmission systems. Identified by the 40B20SS model code, this sprocket is designed for standard industrial chain drives that require a 2-inch bore. Typical applications include conveyors, material handling, and other machinery that rely on a 2-inch bore sprocket for drive transfer.
