The JL Audio EXv3 Enclosed Speaker System Fixture for OEM MasterCraft Tower is a low-profile, precision-machined mount designed to securely attach all ETXv3 enclosures to the OEM tower position on late-model MasterCraft boats (2006 and up). Crafted from marine-grade aluminum with a tough, clear anodized finish, this fixture is UV and corrosion-resistant, ensuring long-lasting durability in harsh marine environments. Each set mounts two ETXv3 enclosures and includes stainless-steel hardware for enhanced reliability and strength.• Designed for ETXv3 enclosures on MasterCraft OEM towers (2006-Up)• Precision-machined from marine-grade aluminum with a UV/corrosion-resistant finish• Mounts two ETXv3 enclosures securely• Includes stainless-steel hardware for superior durability | JL Audio EXv3 Enclosed Speaker System f/ OEM MasterCraft Tower (2006-Up)