Well, IDK about that Super Zen, but I can tell you that the regular Zen on the 75 DD crankset you sold me has got to be the smoothest and roundest chainring I've ever owned. Even though the gearing was the same, my Pista Concept felt like it was self-propelled with that thing.
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What, Me Worry? - Alfred E. Neuman
I'd like to think i have as much money as brains.
I see the light at the end of the tunnel, but the tunnel keeps getting longer - me