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现货速发平头带孔圆柱销黑色碳钢
集电环是 110X200X180MM 起重电机滑环YZR280-10
YZR280S-10集电环 110X200X180MM 三相异步电动机起重电机滑环
集电环三相异步动机起重
。集电环是 110X200X180MM 起重电机滑YZR280-环10
活结螺丝*M12M14mm8.8羊角螺栓发黑鱼眼级活节0x110x180x200带孔
304不锈钢加长全牙外六角螺丝螺栓M6M8M10x110x130x160x180x200mm
M6M8M10不锈钢304加长全牙外六角螺丝螺栓*110x130x160x180x200mm