The Burst Wizard MOSFETs are now available at Airsoft GI and here's Bob to tell you more about these chips that allow you even more control on how your AEG will fire... "Have you ever wanted to make your gun shoot burst? What about adding extra protection for your gearbox and internals. Well, now, for only $20, you can have that extra protection and burst fire with the simple plug and play feature of the Burst Wizard with the purchase of a new AEG! Look for the icon at the bottom of select guns and when you buy those guns, you can get these great extra features for only $20!"