From G&G’s Parts and Accessories Series, We have the GR16 Trigger
The GR16 Trigger
This is a standard V2 gearbox metal AEG trigger that includes a trigger spring. It does not feature any adjustment screws.
Compatibility
This Trigger is highly compatible with many M4/M16 AEGs, not just those from G&G, However, depending on your Replica some modifications may need to be carried out to ensure correct fitment.