Genuine RHI&A KR20B-1-Z020 simplex roller chain sprocket, specifically designed for ISO 20B standard roller chains. This robust sprocket features 20 precision-machined teeth, ensuring efficient and reliable power transmission. Manufactured from high-grade C45 steel, it offers exceptional durability and wear resistance, making it suitable for demanding industrial applications. With a pitch of 31.75 mm and an outer diameter of 208.5 mm, it is engineered for optimal performance in various machinery requiring a strong chain drive component. It has a pilot bore of 30 mm and an overall width of 36 mm.