详细介绍 TL-III型钢铝拖链* 全封闭式,可防止灰尘及异物进入损坏电线* 由一节节组成,可自动调整长度,装卸简单。* 耐磨,耐冲击、强度高,重量轻,适合快速移动。* 结构坚固,不会变形。规格参数表外型规格内腔规格弯曲半径节距A1ABCDE30*5023*387535404061610.745*5030*709050958618101857四片装可打开55*12535*1001507012011020122863四片装可打开55*17535*1501507017516326132681四片装可打开65*12545*1001507013511826132681四片装可打开65*17545*1501507017516326132681四片装可打开75*17555*1501508018516830133098四片装可打开75*22555*2001508023020830133098四片装可打开