Guns Modify EVO Drop in Lower Full Steel For Tokyo Marui M4 MWS

- Drop in
- CNC Steel Box with Steel Parts
- 100%-180% Hammer Continuously Adjustable
- TM Trigger Level Mode and AR Direct Pull Mode
- Trigger Pull and Reset Adjustable
- Light Weight and Heat Treat Stop Plate
- Fit for TM M4 MWS GBB Series