Best bang for your buck:
Force Crank
Rival everything else
best value for an entire groupset: Rival
bought a compact GXP force crank ('07) from competitive cyclist a little while ago for $150. I switched it from a shimano 5600 double crank and i couldn't be happier (small upgrade, but worth it).
Last edited by sijray21; 03-22-11 at 09:51 PM.