[markybrue]

I want to run two chainrings and two cassette cogs. I want a 2:1 and a road gear.

I have a 36/46 crankset and would like to figure out what cog I need to use the same chain length. I would have a 36/18 and a 46/?

any chain lenght charts?????
Thanks

 

[pacman]

I want to run two chainrings and two cassette cogs. I want a 2:1 and a road gear.

I have a 36/46 crankset and would like to figure out what cog I need to use the same chain length. I would have a 36/18 and a 46/?

any chain lenght charts?????
Thanks

46/8 !

thanks to geometry - more accurate 46/6 (LOL)