Archie Sturmer
Riding a '38 Autocycle Deluxe
Less wear: the design trade-off, (besides the sprockets), may be a longer chain (more piece-parts).
The title refers to oversize cranks and it looks like the Marathon chain rings may interface with fairly common cranks, or were the cranks oversize too (?).
We are familiar with long cranks (e.g., 180mm and 7"), but I have also seen old cranks with oversize threads, (requiring cones, nuts, washers, with oversize threads).
The title refers to oversize cranks and it looks like the Marathon chain rings may interface with fairly common cranks, or were the cranks oversize too (?).
We are familiar with long cranks (e.g., 180mm and 7"), but I have also seen old cranks with oversize threads, (requiring cones, nuts, washers, with oversize threads).