Kythera HPA Full Custom Noveske - Gel Blaster (Metal)HPA (High Pressure Air) Gel Blasters are known by players to be the highest performing overall in the industry. Trigger responsiveness, rate of fire and power are all massive reasons why competitive players choose HPA over traditional electric blasters. This HPA setup is very very unique, having the tank screw into the receiver and acting as the buffer tube. This Custom Kythera is no exception, running a full Kythera Kit, this is all you need to