Mana of 18-BASE does what she says to be fast review of the Double Eagle/EMG Noveske N4 DEVGRU GBB. Available at retailers in East Asia, this is said to utilise the Tokyo Marui MWS Z-System which looks like it is getting to be the standard for AR-style gas blowbacks. This GBB rifle is made of Metal, Aluminum Alloy, and Fibre Polymer.

18-Base's Mana reviews the APFG MPX K Gas Blowback Rifle which is available in East Asia. Based on the SIG Sauer APFG MPX, this is an AR-style pistol that comes with full markings. It has a rail at the rear which you can mount an accessory such as a sling mount. Gas Source is H134a and comes with 30-BB round gas magazine.