HPA FCU BLUETOOTH BOARD SHIELD WITH THE INCLUDED ZIP-OUT SOFTSHELL

WITH THE INCLUDED ZIP-OUT SOFTSHELL LONG JACKET FOR INSULATION

JACK has only 1 moving part

Stretch edge to get the perfect fit over a helmet

its not only a change in shape but also features improved systems which include:

RPS: 14 rounds per second

HPA FCU BLUETOOTH BOARD SHIELD WITH THE INCLUDED ZIP-OUT SOFTSHELLDescription: Special designed or single valve and double valves HPA engine Free APP Support 5~12. 6V input voltage Compatibility : If FCU is used with other Trigger Board it can suit for jack and Polarstar single valve double valve If FCU is use with our brand Trigger Board it can be suit all the HPA engin POLARSTAR JACK WOLVERINE REDLINE RAVEN INFERNO Functions: Engine Type: This value is very important as it tells the control unit how many solenoids