I wrote:
> << Shimano made 151mm road rings? That doesn't sound right
> to me, can anyone confirm? I know they made 151 track rings,
> and maybe even track rings for road chain (3/32" wide, not pitch),
> but an actual road ring? Oldest Shimano road cranks I've seen
> were 144mm. >>
and Dale replied:
> Hmmm. I never saw a 144 Shimano road chain ring pattern either.
Yeah, I completely messed that up. I'm pretty sure Shimano never made 151 even in track. They made 144 in track; road only came in 130. Sorry!
Mark Bulgier
Seattle, Wa
USA