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The DS18 2-inch phenolic replacement diaphragm is a universal 4 ohm service part listed for PRO-D1, PRO-D1F, PRO-DKH1 and PRO-DKN1 models. Provided to replace a worn diaphragm, it restores the original throat-to-coil interface for compatible drivers. This replacement suits field repairs or maintenance when a phenolic diaphragm with 4 ohm specification is required.
DS18 2in Phenolic Replacement Diaphragm For PRO-D1 PRO-D1F PRO-DKH1 PRO-DKN1 & Universal 4 ohm
