JL Audio C1690TX

6 x 9-inch (150 x 230 mm) 3-Way Coaxial Speaker System Coaxial 3-Way Speaker System: 6 x 9-inch (150 x 230 mm) Woofer, 1.0-inch (25 mm) Aluminum Dome Tweeter, 0.75-inch (19 mm) Aluminum Dome Super TweeterC1 speakers deliver real substance and great audio performance in a format designed for easy fit behind factory grilles.To facilitate fit, spacer adaptor rings are included allowing the C1-690tx to be installed in bottom-mount applications.C1 woofer drivers benefit from proprietary FEA modeli...