1.It is flexible and high strength in operation. 2.It can protect wires and cables effectively. SpecificationInside Diameter Outside Diameter BendingRadiusPitch (mm)Non-supportlengthTypeLX80.280*125119*180200,250,300350,400,5001115Bridge type , Whole seal , Both lids can be opened,Two-way gyration , With sliding , Huang buckle..