The JL Audio ETXv3 Enclosed Speaker System Surface/Deck Mount (M-MCPv3-DM) is designed to securely mount your JL Audio ETXv2 and ETXv3 enclosed speakers to flat surfaces such as decks or bulkheads. Ideal for marine and outdoor use, this fixture offers a stable and low-profile mounting option.• Compatible with JL Audio ETXv2 and ETXv3 enclosed speaker models• Designed for flat surface or deck mounting• Durable construction for marine and powersports environments