Amazon.com: Block Silicone Isolation Feet - 4-Pack Subwoofer Isolation Pad w/ 37.5 lbs Capacity - Pads for Small Speakers, Speaker Spikes & Turntable Isolation Pads for Reduced Vibration & Resonance : Industrial & Scientific
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Absolute MSHF12 12" Single Sealed Sub Box Hatchback 1.20 Cubic Feet MD – absoluteusa