Tokyo Marui M4A1 MWS Gas Blowback Airsoft Rifle in Black

The Tokyo Marui M4A1 MWS Gas Blowback Airsoft Rifle is widely praised as one of the most refined and realistic gas rifles on the market. Engineered to replicate the iconic US military carbine, this airsoft gun is all about realism, precision, and rock-solid reliability. Whether you’re looking to build a hardcore MilSim loadout or want an authentic training platform, the MWS is a serious bit of kit that lives up to the hype.

Externally, the M4A1 MWS is built to a 1:1 scale and features a Cerakote-finished full metal receiver for durability and a premium feel. The 355mm metal outer barrel and 180mm front rail system make it modular out of the box—fit it with lights, lasers, grips, or whatever your mission calls for. The fixed front sight and flip-up rear sight allow for rapid deployment or easy optic integration, depending on your setup. With a standard six-position adjustable stock and polymer pistol grip, the ergonomics are spot-on for fast transitions and extended gameplay comfort.

Inside is where the Tokyo Marui magic really kicks in. The rifle runs a 19mm large-bore gas system that produces a sharp, satisfying recoil with every shot. Combine that with the functioning bolt, bolt catch, and full field-strippable internals, and you’ve got a gas blowback airsoft rifle that doesn’t just look and feel like the real thing—it operates like it too. That mechanical feedback gives you an experience far beyond your average AEG.

The variable hop-up system is easily adjustable and works brilliantly with 0.20g to 0.25g BBs, offering consistent accuracy and range. Whether you’re engaging tight angles in CQB or taking longer shots in open field environments, this rifle performs with confidence. It’s gas-efficient too—when paired with 134a or a low-pressure alternative like Nuprol 1.0, the MWS stays stable even across varying temps and heavy trigger time.

The included 35-round metal magazine is a weighty, die-cast piece that adds realism and balances the rifle beautifully. It’s skirmish-ready, and when combined with Marui’s proprietary Z-System, the internal bolt catch is reinforced for improved longevity. Additional enhancements like the bolt roller and piston absorber further reduce wear, giving you a platform that’s built to survive high-round weekends and intensive drills alike.

For those who love to tinker and customise, the 14mm CCW threaded flash hider means you can easily throw on a tracer or suppressor. And because it breaks down just like the real firearm, you can clean and maintain it to a high standard—great for anyone using it as a training aid or realism-focused primary weapon.

Weighing in at 3.74kg with the mag inserted, the MWS feels substantial but not unwieldy. It’s that perfect middle ground—serious enough for immersion, but still practical for long-term skirmish use. In a world of compromises, the Tokyo Marui M4A1 MWS is refreshingly unapologetic in its realism, and it’s earned its spot as the gold standard in gas blowback airsoft rifles.

Features

• 19mm gas blowback system for intense, realistic recoil 
• Fully field-strippable for authentic maintenance and realism
• Durable full metal receiver with Cerakote finish
• Z-System bolt catch for improved durability
• 355mm metal outer barrel with 14mm CCW threading
• 180mm front rail system for modular attachments
• Variable hop-up system for accurate performance
• Flip-up rear sight and fixed front sight included

What you get

• Tokyo Marui M4A1 MWS GBB Airsoft Rifle – Black 
• 35-round die-cast metal gas magazine
• Protective muzzle cap
• Adjustment tool
• User manual and instructions
• Charger and charging rod
• Pack of 0.20g BBs (100 rounds)

Details

• Model: M4A1 MWS
• Calibre: 6mm BB (0.20–0.25g)
• Magazine Capacity: 35+1 rounds
• Length: 777mm – 854mm (stock collapsed to extended)
• Barrel Length: 355mm
• Weight: 3,740g
• Power Source: Green Gas / 134a recommended
• Firing Modes: Safe / Semi / Full-auto
• Thread Direction: 14mm CCW
• Materials: Full metal receiver, polymer stock and grip