downlead clamp,clamp,hardware OEM manufacturer ISO 9001:2000 Specificationsdownlead clamp,clamp,pole clamp ISO 9001:2000 professional manufacturer fix cable supply anytimedownlead clamp,clamp,pole clampUsage: In the optical line terminal and stranding place ,make the cable fix the pole and tower.As usual,it need to install one for 1.5 meter.