Volante 20mm steel bolt carrier for Tokyo Marui MWS M4 GBB (2025 spec)

- 2025 version with NPAS system
- AISI 4140 Steel made Bolt Carrier
- 20x 52mm Large Bore Cylinder
- CNC Aluminum 7075 T6 made nozzle value Positioner
- CNC Aluminum 7075 Cylinder bulb with NPAS system
- Realistic Gas Exhaust Ports
- Plug & play
- Compatible with Most TM MWS system GBB