bicycle kettle frame aluminum alloy water bottle holder integrated bicycle mountain bicycle water cup holder cycling fixture and fitting 自行车水壶架铝合金水壶架一体成型单车山地车水杯架骑行装备配件

blue black red silver golden with transition socket, double-sided style-silver color with transition socket, bilateral style-red with transition socket, double-sided style-gold color with transition socket, bilateral style-blue with transition socket, dual-side style-black

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