There’s no need to swap out your Shimano cranks to accommodate our wind-shucking aero Q-Rings, ROTOR has crafted Q-Rings AERO Shimano 110x4 just for you. In addition to biomechanical performance, there was one more important factor when designing our Q-Rings: compatibility
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173g per set 52A/36
Outer 53A, 52A, 50A
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