US Patent 9033835 Sprocket

The invention relates to a multipart sprocket (1), in which an inner ring (2) for fixing the multipart sprocket (1) to a wheel hub comprises through-holes (5) which are located on a common hole circle, wherein the inner ring (2) on the periphery thereof comprises radially outwardly directed inner ring lugs (2A) for receiving a gear rim (8), and the gear rim (8) comprises radially inwardly directed gear rim lugs (11) which are spatially associated with the radially outwardly directed inner ring lugs (2A), and means (12, 13, 14) are present, which connect the inner ring (2) and the gear rim (8) axially and radially.