A reliable 18" cast frame replacement subwoofer speaker that delivers all the low-end you need.

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The 18-220S 18" Cast Frame Subwoofer Speaker is built to engineering perfection using the most innovative design concepts and materials. B-52 transducers are manufactured to maximum tolerances by some of the most well-respected engineers in the world. All loudspeakers are subjected to a wide array of quality-assurance tests during and post assembly. It's for these reasons that B-52 speakers typically have a 0.2% return rate and are backed by a five-year warranty.

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B-52 18-220S 18" 1000W Cast Frame Subwoofer Speaker Features:

Multi-layer, precision-wound polyamide voice coils create superior electro-mechanical energy conversionRigid, heat dissipating cast-aluminum or steel frames provide ultimate motor structure supportDeep, bumped back plates allow the voice coil to reach maximum excursion without bottoming-out, resulting in deep bassAdvanced cone materials with superior internal damping mean ultra-fast transient response and super-low distortionTough, flexible surround with long-throw, positive-roll design, control extreme cone excursion and is highly tear-resistantVented pole piece pumps air through the magnetic gap and directly over and around the voice-coil

B-52 18-220S 18" 1000W Cast Frame Subwoofer Speaker Specifications:

Power Handling: 1000 Watts R.M.S.Frequency Response: 20-160 HzVoice Coil Diameter: 4" (100mm)Nominal Impedance: 8 OhmsMagnet Structure: 200 ozWeight: 26 lbs.