AirTac HPA Adapter EU to M4

Name: AirTac HPA Adapter EU to M4
SKU: 5056444737830
Price: 39.99 GBP
Availability: InStock

£39.99

In stock

Available Payment Methods

Description

Precision Air Delivery. Seamless Compatibility. Built for Performance.

Injection-molded adapter enabling EU-series pistols to use M4 AEG magazines with HPA systems.

Product Features:

High-strength injection-molded polymer body
Standard US-thread HPA fitting pre-installed
Integrated BB-retention system prevents feed loss
Removable magwell insert and shim set for tuning fit
Accepts standard M4 AEG magazines via direct HPA feed
Delivers consistent FPS without gas cooldown
Performs reliably in cold weather conditions

The AirTac HPA Adapter EU to M4 converts EU-series gas blowback pistols to operate with standard M4 AEG magazines powered by high-pressure air. Precision-molded from a strong polymer blend, the adapter offers a solid, lightweight construction that stands up to intense gameplay. The pre-installed US-thread fitting connects directly to your HPA line for easy setup, while the integrated BB-retention system maintains feed stability and prevents round loss during reloads.

Switching to HPA offers a significant boost in consistency and control. Each shot delivers stable FPS output without the temperature-related cooldown seen in traditional gas magazines, improving both accuracy and reliability in long engagements. Using standard M4 magazines increases ammunition capacity while keeping performance smooth even in cold conditions. Complete with magwell insert, shim set, and screw hardware, this adapter is a dependable upgrade for players demanding high-efficiency and all-weather readiness from their secondary platform.

Range Overview:

AirTac’s HPA Adapters range converts traditional gas-powered replicas to use high-pressure air magazine systems with seamless reliability. Designed for multiple replica platforms, each adapter features precision-molded construction, a secure BB-retention system, and standardised US-thread fittings for broad compatibility. The range combines rugged strength with practical installation, giving players smoother reloads and extended playtime through improved air efficiency and modular flexibility.

Injection-molded polymer housings provide durability and consistent alignment
Standard US-thread fittings ensure cross-system HPA compatibility
Integrated BB-retention systems prevent feed loss during reloads
Supplied with magwell inserts, screws and shim sets for precise fitment
Available for multiple pistol and SMG platforms for modular loadouts
Engineered for reliability, consistency and long-term performance

Shipping & Returns

Shipping
All orders are shipped with one of our hand-picked carriers to ensure a smooth and pain-free delivery experience.

Orders are picked and fulfilled during our standard trading hours. We endevour to ship all orders within 24 hours of payment, and within our opening hours.

We currently only ship to UK Mainland. Please contact us for a bespoke quote if you would like items shipping outside of these areas. Please note: RIFs will only ever be shipped to Mainland UK

If ordering a RIF, please ensure your shipping address matches your registered UKARA address to avoid delays.

If you have any further queries please contact us before placing your order.

Returns

Change of Mind

We operate a 14 day change of mind policy, beginning on the day you receive your goods.
Any items that you wish to return to us must be in their original, unopened and undamaged packing, along with the receipt.
The cost of return shipping is to be covered by the buyer in this instance.
The items must be packaged sufficiently to avoid damage in transit. Any damage caused by insuffucient packaging during return will be deducted from your return value.
Shipping and handling fees are not subject to refund in the event of unwanted or incorrectly ordered goods.

Faulty Items

Warranty period will vary from product to product.
In the first instance, please contact info@hc2airsoft.co.uk with your faulty item query.
If a return is required/authorised, you will be emailed a return label.
The items must be packaged sufficiently to avoid damage in transit. Any damage caused by insuffucient packaging during return will be deducted from your return value.
If your item is determined to be faulty within the warranty period, a repair or exchange will be offered in all circumstances.
If your item is determined to not be faulty, you may be invoiced for all shipping costs related to your return and subsequent re-delivery of the item.

Warranty

All goods supplied by HC2 Airsoft are warranted free from defects for 6 months (90 days for RIFs) from the date of supply (unless otherwise stated). This warranty does not affect your statutory rights as a consumer.
Warranty does not apply to any defects arising from wear and tear, malicious or neglegent damage, mis-use or repair outside of stated guidleines.
Damages on delivery should be notified immediately to HC2 Retail by email at info@hc2airsoft.co.uk. Failure to do so promptly may result in your claim being denied.