Patent ID: 8550944

Claim:
A multi-speed sprocket assembly for receiving a bicycle chain including a plurality of pairs of inner link plates, a plurality of pairs of outer link plates and plurality of rollers connecting the pairs of inner and outer link plates, the multi-speed sprocket assembly comprising: a smaller diameter sprocket having a first plurality of teeth spaced about a periphery thereof, the smaller diameter sprocket rotated about a rotation axis in a driving direction; and a larger diameter sprocket having a second plurality of teeth spaced about a periphery thereof, the larger diameter sprocket rotated about the rotation axis in the drive direction, the larger diameter sprocket having an inboard side including first and second projections axially extending therefrom, the second projection disposed circumferentially aft, opposite the driving direction, and radially outwardly of the first projection, the first and second projections simultaneously supporting the same outer link plate as the bicycle chain shifts from the smaller diameter sprocket to the larger diameter sprocket.