ENHANCED TRACKING - Specifically designed to improve the kayak's straight-line performance, allowing for more efficient paddling and navigation in various water conditions. INCREASED RIGIDITY - The Backbone adds structural support to the AdvancedFrame Convertible Kayak, enhancing its overall stability and responsiveness on the water for a smoother ride. EASY INSTALLATION - Simple to attach and detach, the Backbone integrates seamlessly with the AdvancedFrame Convertible Kayak, ensuring a hassle-free setup and takedown process. DURABLE MATERIALS - Constructed from high-quality aluminum, plastic, and EVA foam, the Backbone is built to withstand the rigors of regular use in diverse aquatic environments. OPTIMIZED COMPATIBILITY - Exclusively designed for the Advanced Elements AdvancedFrame Convertible Kayak (AVEAFC), ensuring a perfect fit and optimal performance enhancement.