Ground Zero GZCT 3000X

102 x 102 mm / 4.02 x 4.02″ High Power Compression Tweeter 4 ohm, 40 / 120 W, SPL 105 dB, 4 - 25 KHz 38 mm / 1,8″ copper-clad aluminium flat wire voice coil Aluminium dome, aluminum cast baffle, aluminum bullet Including optional highpass filter (3,3µF capacitor) price per piece Mounting diameter 90 mm / 3.54” Mounting depth 66 mm / 2.60”.