Therefore, these models most commonly used by enthusiastic 'military' units or users themselves, who simply want to practice handling a firearm safely and out of range. All controls parts are fully functional, as well as the real firearms. User certainly appreciate even more accessible regulation Hop-Up through the ejection port or magazine well. Other previously unused affairs at mass produced airsoft gun is finishing the body in the form Cerakote coatings. This is compared to other handles substantially stable GAS dosing and more reliable function operation end during reloading. A completely new technical solution made by the Japanese company Tokyo Marui offers a breakthrough internal mechanism known as Z System. Full metal replica of model M4A1 MWS with Blow Back system.