Airtac HPA Adapter MWS to M4

AirTac HPA Adapter MWS to M4

Key Features

- Plug-and-play HPA adapter for Tokyo Marui MWS and compatible platforms 

- Modular M4 magazine system for faster, more practical skirmish reloads 

- Fully assembled with valve, feed lips and gas router pre-installed 

- CNC machined and injection-moulded construction for durability 

- Integrated shim system allows fine adjustment for platform tolerances 

- US Foster fitting with a recommended operating range of 90-150 PSI 

MWS gas-blowback character with the consistency and magazine flexibility of a properly set-up HPA loadout. 

Description.

The AirTac HPA Adapter MWS to M4 is a fully assembled conversion solution for airsofters who want to run a Tokyo Marui MWS or compatible gas blowback airsoft gun from a regulated HPA supply while using an M4-style magazine configuration. Rather than requiring a donor gas magazine and a collection of extra components, the adapter arrives with its valve, feed lips, gas router and rear shim already fitted. Connect it to a correctly regulated HPA setup, install the appropriate magazine arrangement and you're much closer to skirmish-ready. Each adapter is individually tested using a Tokyo Marui MWS platform, with particular attention paid to feeding, operation and maintaining a reliable air seal.

For an MWS player, the attraction of HPA is consistency. Gas blowback rifles can be great fun to use, but conventional gas magazines are affected by temperature, rapid firing and the amount of gas remaining in the magazine. A properly regulated HPA system supplies air at a controlled pressure, helping produce more repeatable operation over a long game. AirTac recommends running this adapter between 90 and 150 PSI, depending on the replica and setup, and it comes with a US Foster fitting for connection to compatible HPA lines. As always with HPA, higher pressure isn't a substitute for correct tuning – the replica should be set up within site limits and the adapter must never be connected directly to an unregulated high-pressure source.

The adapter combines CNC machined and injection-moulded components, with reinforced feeding parts designed to cope with regular skirmish use. An integrated shim system provides fine adjustment for differences between individual MWS-pattern receivers and magwells, while the low-profile layout helps retain the familiar handling of the host replica. The modular design also supports different compatible magwell configurations, giving players scope to tailor the magazine setup around their preferred style of play. Spare feed lips are supplied too, which is a welcome inclusion on something likely to see plenty of reload cycles.

Compatibility covers a useful selection of MWS-pattern platforms, including Tokyo Marui MWS, Double Eagle MWS systems, Salvo Precision MCX Virtus, Guns Modify MWS and SCAR-L platforms, Toxicant M4-pattern MWS systems and compatible Ghetto Blaster and Aeroknox variants. Double Eagle platforms listed as compatible include Noveske, Aeroknox and Ghetto Blaster models. One important exception is the CYMA CGS system, which is not compatible with this version and requires its dedicated adapter. Checking your exact platform before ordering is worthwhile, especially with the growing number of MWS-pattern systems that differ subtly around the magazine interface.

For the regular skirmisher, the AirTac MWS HPA adapter makes most sense when you enjoy the mechanical feel and recoil of an MWS-style GBBR but want the air consistency and magazine practicality associated with HPA. Some players will always prefer traditional gas magazines for their realism and self-contained nature; others value longer sessions and a more repeatable air supply. This adapter is firmly aimed at the latter camp, providing a tidy route into an MWS HPA setup without having to build the core adapter assembly yourself.

If you find the AirTac HPA Adapter MWS to M4 advertised cheaper on another website, send us the listing through our price match service and we'll aim to beat the advertised price.

Other Great Features are,

Fully assembled plug-and-play HPA conversion 

Designed and tested with Tokyo Marui MWS platforms 

Compatible with selected MWS-pattern gas blowback rifles 

Modular magwell system for different magazine configurations 

Pre-installed valve and gas router 

Pre-installed feed lips 

Integrated adjustment shim system 

Rear shim supplied 

Spare feed lips included 

US Foster HPA fitting 

Recommended 90-150 PSI operating range 

CNC machined and injection-moulded components 

Low-profile configuration helps maintain natural replica handling 

In the box:

- 1x AirTac MWS to M4 HPA Adapter

- 1x Pre-Installed Valve

- 1x Pre-Installed Gas Router

- 1x Pre-Installed Feed Lip Assembly

- 1x Rear Shim

- Spare Feed Lips

Specifications

Brand: AirTac

EAN: 5056444747228

Product Type: Airsoft HPA Magazine Adapter

Platform: MWS / Compatible MWS-Pattern Systems

Magazine Configuration: Modular M4

Recommended Operating Pressure: 90-150 PSI

HPA Connection: US Foster Fitting

Construction: CNC Machined and Injection-Moulded Components

Integrated Gas Router: Yes

Integrated Shim System: Yes

Pre-Assembled: Yes

MSRP (UK): £129.99

Confirmed Compatibility

Tokyo Marui MWS Platforms

Double Eagle MWS Platforms

Double Eagle Noveske Variants

Double Eagle Aeroknox Variants

Double Eagle Ghetto Blaster Variants

Salvo Precision MCX Virtus

Guns Modify MWS Platforms

Guns Modify SCAR-L Platforms

Toxicant M4-Pattern MWS Systems

Compatible Ghetto Blaster and Aeroknox Variants

Important: Not compatible with CYMA CGS systems. A dedicated CYMA CGS adapter is required.

HPA Safety: Do not exceed 150 PSI. Always use a suitable secondary regulator and check its output pressure before connecting the air line. Never connect the adapter directly to an unregulated HPA tank, CO2 source or incompatible high-pressure system.

Sku :

AT-MWS-M4