Description: This SUP board center fin was designed for ultimate fun on the water. It's the ideal choice for paddleboards, offering improved performance while gliding. This fin is a direct replacement for many SUP boards and longboards. Thanks to the high-quality plastic, this fin is strong and durable. Its compact size allows stand-up paddlers to optimize the performance and characteristics of their SUP boards and surfboards. Properties: Color: Black Material: Plastic Size: 18.3 x 21.2 cm (L x H) Easy to assemble