Description Product Reviews Bridle Ring 1-1/2″ Loop Machine Screw 1/4-20 Thread 1-1/2″ loop size machine screw thread bridle rings with a 1/4-20 threaded leg are used to support communications cables and other low voltage wires Bridle rings allow a quick and inexpensive way to support non data sensitive wires and cables from structural members. 0 Reviews Hide Reviews Product Reviews