The NLL tension clamp is one type of single tension hardware power fittings,  it is mainly used on the overhead transmission lines or distribution lines. The tension clamp is also called dead end clamp or strain clamp, it is one kind of transmission line clamps.Tension clamps are used to fix conductor and ground wire through insulators or link fitting to tower arms or substation structrues. 

The NLL series of bolt type dead end clamp the main body is made from material high strength aluminum alloy which meets the requirements of standard specification the latest issue of BS.