Our taper bore and stock bore sprockets offer different pitches andnumbers of teeth. They are carefully manufactured with high-quality structuralsteel. The tooth can be quenched. The surface can be black oxidized, power coated,Zinc plated, etc. We can assemble, according to the user's requirements, with sleevesor shafts, especially tapered sprocket, which is more convenient to install andmore versatile, and can be used directly without further processing.