Waterproof shark fin antenna made from ABS plastic. Coated in piano paint and available in multiple colors. Features a double adhesive for secure attachment. The shark fin bottom hole measures 9.8 x 5.2 cm. Ensure your antenna base is smaller than this for proper fit. For larger bases, consider a compatible larger model. Includes: - 1 shark fin antenna - 1 PET-S antenna cable - 1 double adhesive pad - 1 pair copper screw and nut Installation: 1. Attach the double adhesive to the bottom of the shark fin. 2. Remove the original antenna. 3. Secure the copper screw and nut onto the original antenna base. 4. Align the shark fin properly and press down firmly for 2 minutes to ensure strong adhesion. Dimensions: - Shark fin: 16.4 cm (6.5 inch) length, 7.9 cm (3.1 inch) width, 6.7 cm (2.6 inch) height - Bottom hole: 9.8 cm (3.9 inch) length, 5.2 cm (2 inch) width Material: Durable ABS plastic with a bright, non-fading finish. Color options include various standard shades. Each color variant includes a matching silica gel ring: - White and pearl white: white ring - Silver: silver ring - Gray and dark gray: gray ring - Light red and deep red: red ring - All other colors: black ring Packaging includes product photos. Easy to install and designed for improved signal reception.