Check the listing for details. GLASS FLEX QUAD SURFBOARD FINS FUTURE BASE(4) w/hex key. Condition: New. Listed at 26.00 USD. Upgrade your surfing experience with these Glass Flex Quad Surfboard Fins with Future Base. Crafted in the United States, these high-quality fins are perfect for surfing enthusiasts who want to take their skills to the next level. Designed for quads, they provide excellent control and maneuverability on the waves, ensuring an exciting and fulfilling surfing experience. Whether you're a beginner or an expert, these surfboard fins are a must-have for any water sports enthusiast. With their sleek and durable design, they are built to withstand the rigors of surfing and provide you with a smooth and effortless ride. So why wait? Add these Glass Flex Quad Surfboard Fins with Future Base to your surfing gear today and start catching those waves like a pro!