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HTBN152S2M 160S2M 164S2M 166S2M 172S2M 176S2M-40 60 100
HTBN144S2M 152S2M 160S2M 164S2M 166S2M 172S2M-40 60 100
10mm同步带HTBN126 128 130 132 134 138 140 142 144 152S2M-100
宽6同步带HTBN126 128 130 132 134 138 140 142 144 152S2M-60
