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RCF LF18N451 lightweight neodymium Subwoofer - RCF 18" lightweight neodymium magnet speakers - RCF LF18N451 speaker has 8.8mm Xmax - RCF L18X400 3000 watt 18" speaker. RCF LF18N451 18" lightweight neodymium woofer and other RCF speakers available here.
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