CIitronic Replacement High Powered 4Ohm Sub Frequency Drivers 10" 500W
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4 Ohm Sub Drivers for CASA Active SubwoofersHigh power 4 Ohm sub frequency drivers as used in the CASA series active sub cabinets.DetailsConstruction Reinforced paper cone with steel frame basketImpedance 4 Ohms
AmazonDirect replacements for CASA series active sub cabinets Constructed with a reinforced paper cone and steel frame basket Impedance 4 Ohms Power handling : rms 300W Power handling : max 500W