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Amazon.com: Sound Town 12” 250W Steel Frame Raw Woofer (Low Frequency Driver) w/ 2" Voice Coil, Replacement Woofer for PA/DJ Speaker, Subwoofer Cabinets (STLF-12VS) : Everything Else
Amazon.com: SOUND TOWN 15" RAW WOOFER SPEAKER, 300 WATTS PRO AUDIO PA DJ REPLACEMENT SUBWOOFER LOW FREQUENCY DRIVER (STLF-1570) : Musical Instruments
Rockville 18" Replacement Sub Driver For Peavey SP118BX Subwoofer SP 118 BX - Newegg.com
Amazon.com: Sound Town 15” 500W Cast Aluminum Frame Woofer (Low Frequency Driver), Replacement Woofer for PA/DJ Speakers or Subwoofer Cabinets (STLF-15120A) : Musical Instruments
Amazon.com: Sound Town 15" 450W Raw Woofer Speaker with 4" Voice Coil, 100 oz Magnet, Replacement Woofer for PA/DJ Subwoofer, 4-ohm (STLF-1504-4) : Everything Else
Amazon.com: Sound Town 18" 500W Cast Aluminum Frame Woofer (Low Frequency Driver), Replacement Woofer for PA/DJ Subwoofer Cabinets (STLF-18120DR) : Musical Instruments