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fghdhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghfjhfhfghfhgfhfh
窗滑轮外径:22mm*宽度6mm*轴径6mm
材质:碳钢,经过热处理RHC55度,包塑材料;POM