Hellermanntyton conduit end insert lts ei series nickel plated brass hellermann tyton 166 32703 the hellermanntyton 166 32703 lts20 ei is an conduit end insert with a liquid tight cover from the lts ei range the end insert has been manufactured from nickel plated brass the end insert when fitted to lts galvanised conduit fulfils ip66 ip67 and ip68 hellermanntyton 166 32703 lts20 ei conduit end insert 16mm