The GTA (Genuine Tippmann Accessory) expansion chamber replaces the front grip of your marker with the expansion chamber, which also looks like a grip itself. Why do I need an expansion Chamber?Co2 is stored in your bottle in Liquid form. When you lean your gun forward while playing you typically will get liquid co2 into your gun. Liquid co2 will harm your gun and causes velocity spike which in turn reduces the accuracy of your gun. This expansion chamber will break up any liquid Co2 before it has a chance to get into your gunThis kit includes everything you need to mount an expansion chamber on your model 98 or custom 98. Vertical Adapter, Braided steel hose, expansion chamber and loctite. Even includes easy to follow instructions.Marker Not Included Compatible with Platinum versions of the Tippmann 98 ONLY

Add the military look to any marker with a G3 clip style expansion chamber. Features: Allows the liquid CO2 in your tank to expand into a gas before it enters your gun, which will improve the gas efficiency of your marker Ensure long lasting internal o-rings, no more problems in cold weather or velocity spikes in hot weather Fits any marker with a standard ASA

CO2 is received in the expansion chamber, which stabilizes expansion of the gas. Then it passes through the regulator, which provides consistent performance. The action of this unit is almost at the efficiency level of a high-pressure system. The Regex has tournament sleeves to lock it up for tournament play. It attaches to the front ASA of the marker system as simply as a bottom-line kit, saving the space and expenditure of multiple devices. Adj 150-900 PSI