功能特性
- 專利雙X橋型設計
- SP耐磨耗技術
- 蕈狀鉚合技術
- 內鏈片導角設計
規格
1/2"x11/128" | 適用 : SHIMANO, SRAM 及其他各類9速自行車傳動配套 | 1x9, 2x9 , 3x9
全港最大單車品牌代理|一站式單車購物首選
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