Waterproof shark fin antenna by DA Features and specifications: Waterproof shark fin antenna made from ABS plastic. Coated in piano paint and available in multiple colors. Equipped with double-sided adhesive for secure attachment. Note: The bottom hole of the shark fin measures 9.8 x 5.2 cm. Ensure your antenna base is smaller than this dimension for proper fit. If your antenna base is larger, consider a compatible larger model. Color details: Includes a silica gel ring that matches the antenna color: - White and pearl white include a white silica gel ring - Silver includes a silver silica gel ring - Gray and dark gray include a gray silica gel ring - Light red and deep red include a red silica gel ring - All other colors include a black silica gel ring Material: High-gloss piano paint finish over durable, non-fading ABS plastic Package includes: 1 x Shark fin antenna 1 x PET-S antenna cable 1 x Double-sided adhesive pad 1 x Pair of copper screw and nut Installation instructions: 1. Attach the double-sided adhesive to the bottom of the shark fin antenna. 2. Remove the original antenna. 3. Secure the copper screw and nut onto the original antenna base. 4. Align the shark fin antenna properly and press firmly for 2 minutes to ensure strong adhesion. Dimensions: Shark fin: 16.4 cm (6.5 inches) length, 7.9 cm (3.1 inches) width, 6.7 cm (2.6 inches) height Bottom hole: 9.8 cm (3.9 inches) length, 5.2 cm (2 inches) width Product photos included in packaging for reference