Add rear grip to your Waveblaster or any other ski with these rear sponsons. Incredible cornering while maintaining stability. Made from CNC after countless hours of testing time to maximize rear grip while minimizing rear lift in the turns. Machined from 6061-T6 billet aluminum plate and includes all 316 stainless steel hardware. Finally a set of “blade-style” sponsons available now, order your set today. Comes with the set of sponsons and hardware. Specifically designed for the Waveblaster and utilizes the existing 2 holes in the rear for easy installation. Alternatively, you can remove the 2 dowel pins and mid-mount these sponsons wherever you want on whatever ski you want! A must have!