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Sound Town 15" Cast Aluminum Frame Woofer 500W Low Frequency Driver STLF-15110ZA | eBay
Eminence Beta-15A 15" Pro Audio Woofer - Walmart.com
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STLF-1804-4 | 18" 450W Raw Woofer Replacement Speaker, 4" Voice Coil, 4-Ohm – Sound Town
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L Series 15" Subwoofer Frame | The Lord of Bass
38 cm (15") Subwoofer und Lautsprecher - Lautsprecher-Technik