JBL Subwoofer Boxes
If you have a JBL subwoofer you are going to need a box that is built and designed by professionals. RT/Obcon is unsurpassed in quality with Quad Lock Re-enforced Joint construction. The Quad Lock process stands up to high power high output subwoofers like JBL is known for. All RT/Obcon boxes are U.S. made with U.S. 3/4" wood.
Boxes for JBL GT0 Series/GT4 Series/ GT5 Series/JBL Power Series Subwoofers
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