Wavtech 12 Inch Professional Series Shallow Subwoofer ThinPro12 Sub 2 OhmthinPRO12 2 Ohm 12 Professional Series Shallow Subwoofer The thinPRO12 has a mounting depth of just 3, so it is really thin, but it does not perform like a shallow subwoofer. Our Patent Pending design allows for some big performance advantages. The dual mirrored NBR spiders and axial force transfer assembly acheive over 2 inches of peak to peak excursion. Some popular models that are 10 deep dont have this much excursion. This is unheard of in a