A spare ETU for the SSR4 Mk2. Features Binary trigger mode – where the gun can fire two times per trigger pull: once when you pull the trigger, the second time when you release it. Burst mode – allowing you to fire 3-round bursts instead of full auto. Helps to land just a few accurate shots. Adjustable precocking – the spring gets pre-compressed on Semi-Auto, resulting in a faster trigger response. Dean plugs Low resistance wiring Active breaking Battery protection We don’t guarantee that this ETU will fit into any other AEG than the SSR4.
