Hellermanntyton end caps for corrugated conduits paec range black hellermann tyton 166 50801 the hellermanntyton 166 50801 paec is a rubber end cap ideal for use when a conduit is not terminated into an enclosure the 21mm cap simply pushes over the end of the conduit providing a smooth entry preventing any damage to the cables the uv resistant end cap is supplied in black hellermanntyton 166 50801 paec end caps for corrugated conduits paec21 21mm