Benefits As riders progress from Novice to Intermediate Riding, you can remove the center replaceable fin to unlock even more of the board’s potential! Keep it in for a tighter feel on the water or remove for a looser and more fluid experience. The Double Inside a Single Concave (D-I-S-C) Hull provides riders with softer landings, who doesn’t like the feeling of landing on clouds – right? Quad V Tip Channels - Focuses Water Flow Through Tip/Tail for Faster Tracking While on Edge Equipped with 3-Position M6 Inserts Optimized with Liquid Force 6X/6R Model Bindings Universal Compatibility with All Bindings Featuring 6" Mounting Spread Features Progressive 3-Stage Rocker Precision PU Foam Core D-I-S-C Hull: Double-Inside-Single Concave Into Slight "V" Tip/Tail Shape: Diamond Square Tail Molded-In Quad Fins | Removable Center Fin