8 Stiffening Ribs: increase cone stiffness for improved mechanical power handling
Machine Turned Plates
The machine-turned front and back plate with a clear zinc coating makes a high-end quality statement, with the zinc playing the role of corrosion fighter.NBR surround and gasket combination forms a tight seal when rear mounted, and gives a clean, cosmetically finished look when front mounted.
NBR rubber has a high resistance to ozone and UV aging so your subwoofers will continue to deliver for years to come.
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