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This DS18 replacement diaphragm is a 1-inch aluminum part specified for PRO-TWZ1 and other universal 4-ohm tweeter applications. It allows repair or refresh of a tweeter's high-frequency driver using a direct-size replacement, while the listed impedance and diaphragm material help installers choose a compatible voice coil and crossover arrangement for proper frequency response.
DS18 1in Aluminum Replacement Diaphragm For PRO-TWZ1 & Universal 4 ohm
