The Retro Arms CNC Trigger for M4 / AR15 (Type J) is a newly redesigned trigger for M4 Airsoft replicas. This new trigger is manufactured from aircraft dural EN AW 7075. This has the strength of steel and weight of aluminum. This material is is best for creating high performance parts. The trigger is milled on a CNC milling machine and has protective anodizing of 5µm various colors (0,005 mm).
This CNC Trigger for M4 is designed from the Tokyo Marui standard. This means that you can use it without extra modification on most M4 rifles.
This trigger has standard response and is not tunable It's main purpose is for looks and basic function.