The patent-pending Flexi-Air System for Storm series paintball markers. The new systems allow any Storm markers or clones to be converted into a full-blown military-style marker for scenario paintball! The Flexi-Air System can turn any Storm paintball marker into a cool and intimating woodsball machine. With the Flexi-Air System and other accessories, you can make your marker stand out from the crowd--mount up with a flashlight, laser sight, or even a paintball grenade launcher! Flexi-Air Systems are easy to install--it takes less than 1 minute. This means that you can use the same marker for airball and woodsball with no problems! Flexi-Air Systems take Storm markers to whole new levels of play at your field. With the RAP4 Flexi-Air system for the Storm you have the option of connecting a remote line directly in the back of the stock and have it completely out of your way to add the most realistic look and feel to your Storm …and out-gun your opponent at the same time. The RAP4 Flexi-Air system for the Storm features an enormous 1.5 oz air expansion chamber. With this expansion chamber, which is conveniently hidden inside the collapsible stock, you can expect your Storm to be consistent like never before. Your shots will be more consistent and reliable, and thus more accurate, as your Storm feeds continuously from this enormous reservoir. For winter play, your CO2 won't freeze up in your marker again! Amp-up your Storm's performance with the RAP4 Flexi-Air system, and at the same time intimidate your opponents with the most realistic upgrade ever! Get one before your opponent does!