Features: 1. Stainless Steel: Made from 316 marine grade stainless steel, known for excellent corrosion resistance and durability in saltwater environments. 2. Wide Application: Suitable for use on ships, yachts, FRP boats, inflatable boats, and sunshades. 3. High-Quality Finish: Precision polished surface provides a smooth, mirror-like appearance that enhances the look of your boat. 4. Easy to Install: Designed for secure mounting with screws; simple installation process requiring minimal tools. 5. Ideal Replacement: Perfect for replacing damaged or worn handrail bases, ensuring reliable performance and safety on your vessel. Specification: Item Type: Boat Tube Base Material: 316 Stainless Steel Angle: 30 Degrees Application: Compatible with ships, yachts, FRP boats, inflatable boats, and sunshades Sizes: 7/8in (22mm): A: 77mm/3.0in, B: 44mm/1.7in, C: 38mm/1.5in, D: 22.6mm/0.9in, E: 29.5mm/1.2in, F: 5.5mm/0.2in, G: 30 Degrees, H: 5mm/0.2in, M: M6, Screw: 4.8 x 16 mm/0.2 x 0.6in, 4.8 x 38 mm/0.2 x 1.4in 1in (25mm): A: 82mm/3.2in, B: 47mm/1.9in, C: 37.5mm/1.5in, D: 25.8mm/1.0in, E: 30mm/1.2in, F: 6.5mm/0.3in, G: 30 Degrees, H: 5mm/0.2in, M: M6, Screw: 4.8 x 19 mm/0.2 x 0.7in, 4.8 x 38 mm/0.2 x 1.4in Package List: 1 x Boat Tube Base