91国产精品,夜夜嗨性色,作爱手机天天免费看,黄色成人美女艹

特點 Features

• 產品使用工程塑料材質具有輕便和運行順暢的特點
• 蓋板的安裝方式便于電纜和管線的安裝，維護更加方便
• 用“一”字螺絲刀便可以輕松拆卸
• 高速運行時噪音低

• Made of engineering plastic for the light weight and smooth movements.
• Open and shut type for convenient installation, maintenance,
• It can be opened with a’-’ screwdriver.
• Less noise during high-speed driving.

需要更多詳細參數請下載產品手冊