General description These 4Pcs M6 Hydrofoil Mounting Brass T-Nuts are designed for surfing and other outdoor activities. Made from high-quality materials, they are stronger and enhance the overall appearance of your surfboard. They are easy to use and replace, making them a convenient choice for surfers. Technical specifications Type: Surfboards Model Number: Hydrofoil mount Outdoor Activity: Surfing, paddling Colour: Gold Material: Copper + Metal Size: M6 (hexagonal screw) Package Contents: 4 Torx screws, 4 T-nuts Measurement allowed error: +/- 1-3cm Other information