10in Marine Subwoofer 4Ohm 500W BLU530-25424 They are made from alloy

They are made from alloy steel with either a full polish or satin finish that resists rust & corrosion

- MODE function (degree/percentage/pitch)

sleek and nearly invisible

Easy to adjust tool-free tracking system

Innovative combination of Ratchet Wrench and Extension handle to allow for 3 dynamic angles of leverage

10in Marine Subwoofer 4Ohm 500W BLU530-25424 They are made from alloy80 45KM104 10IN MARINE SUBWOOFER 4OHM 500W The KICKER KM 10 inch Marine Subwoofer makes waves of its own in a sealed or ported enclosure. Made to take the power and the weather, this sub is custom made to bang in your boat. Packed with features and made for specifically for marine use, KICKER gives you the deep, loud bass your boat needs. Four Ohm Voice CoilInjection Molded Polypropylene Cone