Airsoft Global took a the Western Arms M4 CQB Gas Blowback rifle and added some accessories such as BUIS sight, M4 RAS set, and an EOtech 551 red/green sight replica to it to come up with this custom airsoft gun. This will be set you back a hefty US$837 but they've done the job for you in case you want a pimped version of this new WA airsoft replica... "This is Fully Custom WA M4 CQB MK18 Mod 0 (Blowback). It is based on WA M4 CQBR Strong Blowback.

Custom Built Items :

• G&P WA M4 RAS Front Set ( Long )
• King Arms Batech Type 600m BUIS Flip Up Sight
• S-Rate 551 Red/Green Dot Sight ( Cross )

Features:

• Glass -Fiber Reinforced Polymer Receiver
• Authentic Appearance Bolt Carrier / Bolt ( Loading Nozzle )
• Realistic Field Stripping
• Metal Bolt Carrier
• RAS Handguard
• One-Piece Steel Outer Barrel
• Steel Flash Hider
• Steel Barrel Nut
• New Type Stock
• Metal Front Sight
• Delta Ring Set
• Gas Tube
• Rail Cover x2
• Vertical Grip
• Functional Forward Assist Button
• Empty-Firing Mode, does not hold bolt open with empty magazine

Specifications:

• Magazine Capacity: 50Rds ( 6mm )
• Length: 660-742mm
• System: MAGNA Gas Blow Back Semi / Full Auto, Hop Up
• Muzzle Velocity: 250-280 FPS ( 0.2g BB / 134a ) / 330-350 FPS ( 0.2g BB / Top Gas )

Weight: 5600.00g"