Replacement for several Mackie, EAW, P. Audio, Behringer, Cerwin Vega, Gemini, B-52, and Turbosound models | Voice coil: 1.75" (44mm) Diameter: 2.75" (70mm) Length: 4.25" (108mm) | This horn diaphragm is not the original JBL item, just the cheaper replacement item. | This horn diaphragm can be used fix the PA, the high frequency compression driver or other high pitch tweeter. | If you need different item, pls contact TATE Electronic.