Crouse-Hinds UNJ1, 1/2″, 20D Swing, Flexible Luminaire Fixture Hanger, 1 pc. Crouse-Hinds UNJ2, 3/4″, 20D Swing, Flexible Luminaire Fixture Hanger, 1 pc. We have new products in manufacturer boxes, as well as loose and shelf-worn quality products to save you even more money.