The RHI&A KR20B-1-Z027 is a high-quality simplex roller chain sprocket designed for DIN 8187 / ISO 606 standard 20B-1 chains. Featuring 27 precision-machined teeth and a 31.75mm pitch, this sprocket ensures efficient and reliable power transmission in a wide range of industrial and agricultural applications. Constructed from durable C45 steel, it offers robust performance and extended service life. Key specifications include a roller diameter of 19.05mm, a width between inner plates of 19.56mm, an overall diameter of 280mm, and a 30mm bore, with a total weight of 5.5 kg.