Kicker KSC504 KS Series 5" 13cm 2 Way Car Door Dash Coaxial Speakers 75w RMS
See below for more details. Kicker KSC504. KS Series 5.25" (130MM) COAXIAL SPEAKERS. Woofer Cone MaterialPolypropylene. Polypropylene woofer and tough rubber surrounds. KSC50 Speakers. Frequency Response [Hz]45-21k.