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WE Tech Open Bolt M4A1 RIS Gas Blowback GBBR Airsoft Rifle - BLACK

SKU: WTT-WER001OBBR WE TechOut of stock

  • WE Tech’s open bolt M4A1 design
  • Full metal upper/lower receiver
  • Hard kicking realistic recoil
  • 14-inch metal outer barrel
  • 6-inch metal rail system
  • Removable carry handle w/ rear sight
  • Full metal front sight post
  • Retractable M4 LE Stock
  • Front and rear sling mounts
  • Interchangeable with CO2 magazine


WE Tech Open Bolt M4A1 RIS Gas Blowback GBBR Airsoft Rifle - BLACK

Featuring a new open bolt design, making it more resistant to colder temperatures, the WE Tech M4A1 RIS GBBR is one of the most realistic airsoft guns you can own. Aside from its solid external parts (full metal upper/lower receiver, rail system, outer barrel), this gas blowback M4 airsoft rifle shoots hot up to 420 FPS with 0.20g BBs! Its carbine-length, 14-inch barrel combined with the hop-up system gives this M4 GBBR excellent range. A full metal RIS also allows you to customize this airsoft rifle with tactical accessories, and a removable carry handle lets you to use aftermarket sighting systems for quick target acquisition. Designed to field strip just like a real M4, the WE Tech M4A1 RIS GBBR is perfect for training scenarios and military simulation!

Ammo type: Seamless 0.20g or heavier (0.23g, 0.25g, 0.26g, 0.28g, etc) BBs. For maximum performance and accuracy, Airsoft Megastore recommends GoldenBall ProSlick BBs which carry perfect spherical consistency and density, available at Airsoft Megastore for the lowest price on the market, guaranteed.

Color: BLACK

In the Box

Airsoft pistol



instruction manual


Operation Gas Blowback
Build Metal Receivers, Rail System, Outer Barrel, Buffer Tube / Polymer Stock, Pistol Grip
Firing Modes Semi-automatic, w/ Functional Safety
Muzzle Velocity 360 – 400 FPS (0.20g BBs)
Magazine Capacity 30+1 rounds
Propellant Green Gas
Inner Barrel Length 363 mm
Hop-Up Adjustable
Weight 7 lbs
Overall Length 30.25" in. / 33.5" in. (Retracted / Extended)

California Proposition 65 Warning: Cancer and Reproductive Harm -

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