1. SPECIFICATIONS: Depth 8.8 inches, base width 9.5 inches, weight with hardware 365g.
2. MATERIAL: Fiberglass-Reinforced Nylon, marine grade stainless steel screw and plate.
3. VERSATILE: Suitable for Long boards SUP paddle boards with standard fin box.
4. TOOL-FREE FIN SCREW: It comes with a “no-tool” fin screw, so you can install this to the board without extra tools.