Originally Posted by
John E
Has anyone else played around with third-step, e.g. the 50-47-44 / and 49-46-43 / 13-16-19-23-26 combinations I ran on two of my bikes through most of the 1980s?
I ran a third-step for a short time in the early 1970's before I discovered the half-step-plus granny concept. 50-46-42 x 14-17-22-28-34 (half-steps at the top and bottom).