Bicycle chains omit the bushing, instead using the circular ridge formed . Image of chain, showing construction and pitch, roller width, and roller diameter. . where P is the pitch of the chain, and N is the number of teeth on the sprocket;.
Skip link chain is an obsolete roller chain for bicycles in which side plates are alternately short . Since sprocket teeth run on rollers, they cannot be usefully wider than the width of the narrow spaced links, so the tooth can be no wider than with.
Sep 20, 2009 . Well Billy, there is no straight answer to this question, as every bike and . as many teeth as the cog (rear gear), 32/16 being a very common variation. .. how tread affects rolling resistance, but the major difference was weight.