For years Stiffi barrels have been a popular choice of professional players and top teams. Now you can put a barrel on the end of your marker that isn't just LIKE the one used by the pros, it's actually the same barrel. The St. Louis Avalanche Stiffi barrel offers everything that has made the Stiffi barrel successful: from our proprietary Micro-jeweling process to noise-reducing porting and a strong yet lightweight construction. Now add a jaw-dropping Forgotten Muse-designed St. Louis Avalanche color-way and logo. StiffiBarrel.com.