Down lead clamps designed to fixate optical fiber cable of different diameters, on the poles, towers, when a down-leading route or up-leading routes are needed. Usually, this fiber optic accessory installed with transmission cables at the spans from 1 to 2 meters.
Down lead clamps are made of stainless steel materials, aluminum, thermoplastic. That ensures high corrosion resistance and guarantee a long period of usage.

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There are two main types of aerial drop hardware:
* Down lead clamp for poles
* Down lead clamp for towers
All these cable accessories dedicated to fixate ADSS, OPGW, and other drop round optical fiber cables. Helps to avoid the slipping, shaking, and attrition of cable during usage of weather and wind conditions.
ZJ-LINK offers all the cable joints and accessories, which needed in the construction of overhead transmission network: pole brackets, pole banding, stainless steel band, and buckles, hooks, turnbuckles, shackles, spiral vibration dampers, cable slack storage, parallel groove connectors.
All the assemblies passed the tensile tests, operation experience with temperatures ranging from -60℃ up to +60℃ test, temperature cycling test, aging test, corrosion resistance test etc.