I have a 4 cube box tuned at 33Hz after displacement. Ill grab measurements in a minute. Was built specifically for a DC Level 4 15". Looking to get rid of it locally, but I will ship if the buyer pays shipping. Images were pulled from my cardomain site.
Asking $100 picked up or $100 + shipping.
More pics:
Dimensions:
And the port dimensions.
Asking $100 picked up or $100 + shipping.
More pics:
Dimensions:
And the port dimensions.
