2 Resilient Sounds Onyx 12s Ported Subwoofer Box Plans

Subwoofer Box Plans for 2 Resilient Sounds Onyx 12s
Save Money! Build Your Own Subwoofer Box. These subwofer box plans are perfect if your looking to DIY! Plans make it a breeze! Dont waste Materials! Get BANGIN BASS!
Included- 
Downloadable Zip File
Multiple 3-D Rendering Images 
Specs sheet W/ Subwoofer and Enclosure Specs 
Professional Optimized Cut Sheet W/Parts List

Designed for 2 Resilient Sounds Onyx 12s
Outside Dimensions- 18”H x 40”W x 18”D
Enclosure is Based on Reccomended Manufature Specs
*May work for other 12"woofers, user caution advised*