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螺纹中轴68/70 MM
BB-RS501

SHIMANO TIAGRA 中轴采用新的密封构造以实现持久的性能。

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SHIMANO TIAGRA 中轴采用新的密封构造以实现持久的性能。

BENEFIT

Optimum power transfer

FEATURE

Balances weight and efficiency without sacrificing stiffness

BENEFIT

Multiple options provide greater choice

FEATURE

Rider Tuned performance with numerous gear combinations

BENEFIT

Greater frame compatibility

FEATURE

Wider gear pitch increases chain clearance with small gearings and allows for 410 mm chain stays on 135 mm O.L.D.

PRODUCT SPECIFICATION

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