Alpine S-SB12V & KTA-30MW Bundle 12" Vented Loa...

Alpine S-SB12V 12" Vented Loaded Halo Enclosure with Alpine KTA-30MW Weather-resistant Amplifier ...

Alpine S-SB12V 12" Vented Loaded Halo Enclosure with Alpine KTA-30MW Weather-resistant Amplifier Alpine S-SB12V Pre-Loaded S-Series 12-inch Subwoofer Enclosure Unique to Alpine, the subwoofer 12-inch enclosures are available as a single or linked format with an optional mounting bracket. This innovative design allows the sound consumer the option to easily add more bass to their system. The optional mounting bracket (sold separately) KTX-H12 solution that mounts to the face of the subwoofer ...