Sprocket KRT 08 B-1 1/2x5/16" 20 teeth material steel for taper bush type 1610
Material: Steel C45, not hardened. Product numbers ending with G
are made from grey cast iron GG25.

At sprocket 10577188G, the teeth are centered on the wheel body.
Ready-to-install, for use with taper-bushings. Taper-bushings are
available for varios shaft diameters and have to be ordered seperately.
General dimensions: B1 = 7,2 mm, c = 1,3 mm, r3 = 13 mm. Other
dimensions: See the table.

In this youtube video we show the mounting and demounting of taper
bushes: Video clip (3.5
Minutes)
Article ID: 10577120