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![Custom Ported Sub Box Enclosure for 4 10" Subs ~ BIRCH PLYWOOD ~ 5.3CF - 34 Hz | eBay](https://i.ebayimg.com/images/g/w6cAAOSweHtd5ClY/s-l1600.jpg "Custom Ported Sub Box Enclosure for 4 10" Subs ~ BIRCH PLYWOOD ~ 5.3CF - 34 Hz | eBay")
Custom Ported Sub Box Enclosure for 4 10" Subs ~ BIRCH PLYWOOD ~ 5.3CF - 34 Hz | eBay
