MX650-CCX-SG-WH - JL Audio 6.5" 2-Way Marine Cockpit Coaxial MX Series Speakers (White) MX650-CCX-SG-WH - JL Audio 6.5" 2-Way Marine Coaxial Speakers Injection-molded mica-filled polypropylene cone Dust cap profile engineered for smooth upper-end response Synthetic fiber spider with progressive roll design and made specifically for marine applications Top-mount depth: 3"