Channel nuts, also called spring nuts, zeb nuts amongst other names are used for fitting brackets to Unistrut or Unistrut compatible channel or are the fixing for drops of threaded rod, available with a long spring for 41x41 deep channel or a short spring for 41x21 shallow channel. They are available with M6, M8, or M10 tapped holes. Suitable for indoor, low corrosion environments.