The Avenger C155 70cm/27.6 inch safety cable is 5mm/0.19 inch in diameter. Designed to secure lights suspended overhead this essential piece of gear should be included in all set builds that have lights over their talent or subject. Recommended Accessories: C1575B, 035, C339, C339UH, C337, C338, C100, C210, C150,C4461-1 C4462-1.