本產品為自行車前叉充氣式肩控鎖定油棒，活塞桿向上無需預壓安裝，旋緊調整螺絲后具有鎖定功能，可在騎行過程中減少懈力，打開螺絲后可上下作動，可緩解路面顛簸的不適，管材碳鋼電鍍處理，桿材碳鋼氮化處理,內充氮氣，行程120，可支持定制。
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