Dan Borden writes:
> Here's another one: I have a NR Strada crank whose spider is built
> to accomodate a single chainring only - i.e., no inside lower
> ledge to fit the
> inner ring onto. It is labeled Strada but is built like a Pista.
Any chance it's a tandem left crank? If so it'll have a left-hand thread. Those were as you describe, single-ring but marked Strada.
Mark Bulgier
Seattle, Wa
USA