... ISO 9001:2000, Stay wire Double Tension Clamp for OPGW 1.Component: inner preformed wire,outter preformed wire,rubber insert,casting aluminum shell. ... c,the suspension angle meet 15 angle~18 angle d,rubber inserting make abrasion low. e.rounded end improve the ... extend life. Order Notice:A. Choose the suitable suspension clamp according to the outter diameter of OPGW cable etc. parametersB ...