ANSI 1045 Steel Sprocket 40BS20 Sprocket With 3/4" Bore | ANSI 40BS20 Sprocket For #40 Roller ANSI 1045 Sprocket Sprockets are widely used in power transmission in the fields of agricultural machinery, woodworking machinery and machine tools. Nitro 80BS20 2'' Finished Bore Sprocket - Type B Sprocket Package Contents:1 x Roller Chain Sprocket,2 x Screws,1 x Wrench 40112X Weld On Sprocket - 40A112 Sprocket - 2 Bore Sprockets are widely used in power transmission in the fields of agricultural machinery, woodworking machinery and machine tools The sprockets are easy to install, easy to maintain, and can maintain good and stable operation in harsh environments 40 Roller Chain Sprocket, Type B, 60 Tooth 1" Bore 40B60-1" - Summit Collars & Industrial Supply The sprocket is made of ANSI 1045 carbon steel, and the teeth are hardened with HRC38-42 with high-frequency quenching heat treatment. The sprockets are easy to install, easy to maintain, and can maintain good and stable operation in harsh environments. The surface of the sprocket is blackened, and it is corrosion-resistant and rust-proof.