APS. (Hakkotsu) APM50 M40A3 6mm Rechargeable Cartridge (450FPS) devgru You can choose to utilize

You can choose to utilize just the bottom portion of TRAX 2 and leave the gas block exposed or connect the top portion to complete the entire section

Magazine: 16+1rds Power: Gas Blowback Package Includes: Gun

Glow in dark after exposed to light

The Airsoft version has been designed to be compatible with any A2-compatible suppressor mount including the PTS Griffin Armament M4SD Suppressor

DYTAC Combat Series M4A1 14

APS. (Hakkotsu) APM50 M40A3 6mm Rechargeable Cartridge (450FPS) devgru You can choose to utilizeA. P. S. (Hakkotsu) APM50 M40A3 6mm Rechargeable Cartridge (450FPS) This 6mm Rechargeable Cartridge is designed for APS APM50 Sniper Rifle use. The design of this cartridge has patent. The gas won't leak by accidental drop. It is relatively safe compare to similar cartridge system found in the market. No Spring is used inside the cartridge, all the power and pressure are done by O Ring and valve only. Maintenance is easy and simple. Include 6 pieces