Set of 3 Race Face Evolve 9 speed chainrings, featuring sloped ramps, profiledTeeth and pins for accurate and smooth shifting. Material: 7075 ALTeeth: 22,32,44Teeth Bolt Pattern: 4-Bolt Chainring BCD: 104 mm, 4 bolt Please noteThatThe photo depicts one black chainring. You will be receiving a set of 3 chainrings.
Submitted by
Peter Smith
a Cross Country Rider
from Coquitlam BC Canada
Date Reviewed: February 29, 2008
Strengths: It sure ain't the material
Weaknesses: The metal
Bottom Line:
These are the worst rings I have ever used. They shifted awful, and I originally thought it was me, but when I replaced the rings with my original ones the shifting problems went away.
So I have to conclude that the rings themselves did not shift very well.
Strengths: Hi - evolve chain rings came with my rocky mtn etsx-50. Have had plenty of challenges - latest is bending the tooth on the middle sprocket - not the hardest metal. Could be improved, but like many things, there for the UPGRADING...