... cooling airflow to move unimpeded. 3.Build in lamp socket Cool Tube Reflector 6" 1.Internal and external reflectors included2.Hightest European quality alumimum ... cord5.Use with or without wing,hangs vertical or horizontal6.Light weight and with hooks for easy hanging7.Superior packaging ... handling.8. Size available:Ø125x400mm, Ø150x500mm, Ø150x600mm, Ø150x800mm, Ø200x600mm Cool Tube Reflector