High quality minicell foam blocks provide simple and effective way to carry kayaks on most roof-rack configurations, including naked roofs. Foam blocks provide a safe surface for your vehicle and Kayaks. Use the these blocks to make your own system or as replacement block for any kayak roof top carrier kit.
16 Inch Long: 4.75" W x 4" H x 16" in Length
22 Inch Long: 4.75" W x 4" H x 22" in Length