Shimano 12s FC-R7100 172.5mm 52-36T

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🔹 Power Plug Electrical products from Japan may come with a Type A plug. If your country uses a different plug type, a suitable plug adapter may be required. ----------------------------------------------------------------------------------- Designed with optimized rigidity, strength, weight, and rotational performance. Hollowtech II construction reduces weight while maintaining strength for superior power transfer. Available in five crank lengths: 160, 165, 170, 172.5, and 175 mm. Two gear options: 50-34T and 52-36T. Q-factor: 148 mm