The leaky feeder clamp is made of clamp and fixed part, it's mainly applied to the wireless paging of tunnel , metro, and microwave communication system, etc. The plastic cable clamp is made from nylon, which has good impact resistance, fatigue resistance and chemical resistance, it can protect the leaky coaxial cable effectively. The metal part is made of stainless steel, which has acid proof and high tenacity. The installation scene is divided into indoor and outdoor. The indoor kind adopts imported nylon anchor bolt and metal expansion anchor bolt, to make sure the combination of the clamp and concrete is strong and reliable. The outdoor kind adopts metal hanger, it match completely with the steel wire rope, to ensure the installation is firm and reliable.